standard inspection test plan for civil...

HINDUSTAN PETROLEUM CORPORATION LIMITED LONI TERMINAL REVAMPING PROJECT CIVIL WORKS

STANDARD INSPECTION & TEST PLAN PAGE 1 OF 46

STANDARD INSPECTION &

TEST PLAN

FOR CIVIL WORKS @

LONI TERMINAL



STANDARD INSPECTION & TEST PLAN (ITP) FOR CIVIL WORKS :

1.0 GENERAL NOTES: Inspection & Test Plan (ITP) given herein is indicative only. Contractor shall prepare and submit ITP for all

activities. The provisions indicated herein for stage wise inspection are minimum and the Engineer-in-charge

may decide to increase the Hold Point/Witness Point basis the work being carried out at site. Contractor has

to prepare ITPs for any of the activities not covered herein, submit the same to HPCL and obtain their

approval.

Contractor to prepare required reporting formats and job procedure for each activity i.e. Setting out of work,

levels at 5 m grid, prior to excavation, submission of 5 nos. murrum samples meeting tender specifications

along with soil lab test report, concreting, laying of base, sub-base, seal coat for roads etc., to HPCL for

approval well in advance prior to commencement of activity. Any deviation to ITP shall be subjected to

HPCL's written approval. Contractor to carry out 100% examination and make available to HPCL Officers

requirement at any time of inspection during the contract period.



2.0 LEGEND: 2.1 HP: HOLD POINT A point which requires inspection/verification and acceptance by HPCL before any further processing is

permitted. The Contractor shall not process the activity/item beyond the Hold Point without written approval from

Engineer-in-charge. 2.2 W: Witness Point Any point which requires witness by HPCL when activity is performed. 2.3 RW: review of contractors documentation Contractor’s documentation to be reviewed by HPCL. 2.4 S: Surveillance inspection by HPCL Monitoring of observations to verify whether or not materials/items/services confirms to specified requirement.

Surveillance activities may include audit, inspection, witness of testing, review of quality documentations and records, personnel qualifications etc.

2.5 WC: 100% examination by contractor.



3.0) The indicative inspection and test plan is as below,

S.NO

ACTIVITY

CONTRACTOR

HPCL

1.0 DESIGN CALCULATIONS :

Contractor to carryout design calculations according to relevant IS codes /Standard

Construction Practices/Tender Specification/Scope of Work etc., as directed by

Engineer-in-charge (EIC) complete in all respects for 1) Storm water drainage system

2) Pipe way bridges and culverts 3) structures like 10 meter long cantilever canopy for

lube shed etc.

a) Submission of design calculations and drawings for construction to HPCL for review

within 20 days of placement of LOI.

b) Upon clearance of hold point by HPCL vide point 1.a, contractor will get the design

calculations and construction drawings vetted by HPCL within 10 days.

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HP

HP

2.0 RR MASONRY DYKE WALLS/FIRE WALLS



S.NO

ACTIVITY

CONTRACTOR

HPCL

Vetting of design calculations, drawing of the dyke/fire break walls, Preparation of Construction drawing in Auto Cad & obtaining HPCL ‘s approval

Fixing the centre line and alignment of dyke/fire walls and setting out of various control points, levels on the centre line at every 5m interval and recording.

The readings will be taken after excavation on the same points/co-ordinates as above which were taken before excavation.

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HP

Submission of murrum test reports confirming to PO Specifications to HPCL for approval with all requisite details like grain size analysis, atterberg limits, modified proctor dry density with graph.

Note: Non-plastic murrum will not be permitted.

WC HP

Excavation up to up to hard strata for complete removal BC soil and carting away the black cotton soil/unusable earth as per instructions of HPCL outside the Depot premises.

Virgin soil testing to ensure the complete removal of black cotton soil

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Submission of following documents to HPCL pertaining to murrum being brought for filling purposes.

a) Contractor to submit activities to be carried out under this item as per Bombay Minor Mineral Extraction Rules 1955 for HPCL’s review.

b) NOC from land owner

c) 7/12 extract and village map indicating the location of the plot/quarry.

d) Approval from competent authority as per Bombay Minor Mineral Extraction Rules 1955.

e) Royalty payment slips

WC HP

Murrum filling up to PCC level in 200 mm layers and compaction by plate vibrator/hand ramming as directed by HPCL.

Extraction of compacted murrum sample and testing at govt. approved lab for 95% modified proctor density and submission of the test reports to HPCL.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Visual inspection, sieve analysis and carrying out all the field tests of the sand and

coarse aggregates as per attached specifications.

Verification of the test reports of all the tests of cement, water and sand specified in

tender documents from govt. approved laboratory supplied by the contractor with

respect to the specifications

Mix proportion (min. cement consumption chart is attached.)

Check for shuttering , dewatering if any

Concreting with proper compaction with plate vibrators

Checking of top level of PCC

Curing

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Submission test reports from govt. approved laboratory for random rubble stone for compressive strength supplied by the contractor with respect to the specifications and submission of the same to HPCL for approval.

Verification of the test reports of all the tests of cement, water and sand specified in tender documents from govt. approved laboratory supplied by the contractor with respect to the specifications

WC

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HP

HP



S.NO

ACTIVITY

CONTRACTOR

HPCL

Carrying out RR masonry work from footing level as per drawings and specifications taking care to see the cement mortar is filled properly in the gaps between the rubble as per PO specifications and earmarking the bond stones with paint for identification.

Test of mortar sample randomly selected for cement content( to ensure 1:6 proportion)

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S.NO

ACTIVITY

CONTRACTOR

HPCL

RCC Coping :

Top portion of RR masonry to be cleaned properly.

Approved quality shuttering to be provided with proper supports. Inside dimensions to be marked.

Reinforcement steel to be placed as per HPCL approved bar bending schedule/drawings with cover blocks/spacers. Contractor will provide the gauge/template for measuring the diameter of reinforcement bars. The sample piece will be taken out from above supplied steel; the same will be tested at designated laboratories as given in attached specifications. Placement of concrete will be started only after the receipt of test report of the steel testing.

Recording authorized laps and chairs.

Volume batching of aggregates, sand and cement as per mix design & placing of concrete.

Vibrating, tamping and finishing smooth.

Measurement of finished dimensions. Curing of the casted concrete.

Slump cone test.

Cube test sample collection, curing and its testing as per IS:456.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Raised pointing of all the RR masonry joints to be carried out as per specifications.


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3 ROAD

3.1 Fixing of Centre line & levels with respect to HPCL coordinates & Bench Marks with Total Station. Setting out of various control points & alignment, grid levels at every 5m length longitudinally and three levels at each cross section before excavation at NGL.

WC HP

The readings will be taken after excavation on the same points/co-ordinates as in 3.1 above which were taken before excavation.

WC HP



WC HP

Excavation up to a depth of 1.5 m or up to hard strata whichever is earlier and carting away the black cotton soil/unusable earth as per instructions of HPCL outside the Depot premises.

WC HP



S.NO

ACTIVITY

CONTRACTOR

HPCL


f) Contractor to submit activities to be carried out under this item as per Bombay Minor Mineral Extraction Rules 1955 for HPCL’s review.

g) NOC from land owner

h) 7/12 extract and village map indicating the location of the plot/quarry.

i) Approval from competent authority as per Bombay Minor Mineral Extraction Rules 1955.

j) Royalty payment slips

WC HP

Testing of virgin soil sample in laboratory for OMC/dry density & testing for 95% lab dry density achieved.

Rolling of virgin BC soil to achieve 95% modified proctor density, collection of random samples and testing at govt. approved labs for 95% modified proctor density and submission of lab results indicating 95% MDD to HPCL prior to taking up murrum laying in 200mm layers

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S.NO

ACTIVITY

CONTRACTOR

HPCL

A) Murrum Laying :

200mm layer checking with templates/tools at various coordinates & recording.

Watering the layer, checking the OMC through Moisture tester & recording co-ordinate wise.

B) Compaction :

Rolling the OMC watered layer immediately till 95% Modified Proctor lab dry density is achieved.

Testing for compaction to confirm its 95% Modified Proctor dry density achieved coordinate wise, recording the levels co-ordinate wise. (Min. 1 no. test per 100 sqm.)

Offering tested layer to HPCL to inspect & witness to give clearance for next layer.

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Obtaining NOC from District Mining Officer/relevant statutory authority as regard to

royalty payment for executed quantity basis HPCL letter before final bill.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

3.2 Base & Sub base courses :

Visual inspection and sieve analysis of the coarse aggregates to verify the presence of

free particles and sizes respectively and maintaining the proper recoed.

Verification of the lab reports of aggregate supplied by the contractor with respect to

the specification.

Visual inspection and Verification of lab reports of murrum (binding material).

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Construction of side shoulders, watering and compaction up to a thickness of

compacted thickness of WB course and trimming of inside edge to vertical.

Laying of Sub base and base courses and rolling with 10T roller to specified thickness

and checking with templates/ tools at various coordinates and recording layer wise.

Offering to HPCL layer wise to inspect & witness and to give clearance for next layer.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

3.3 premix carpet and seal coat :

Visual inspection and sieve analysis of the coarse aggregates and coarse sand as per

tender specifications and maintaining proper records.

Verification of the test reports of all the tests of aggregates and coarse sand specified

in tender documents from govt. approved laboratory supplied by the contractor with

respect to the specifications and maintaining proper records.

Offering the bitumen supplied to HPCL to inspect and witness and give clearance

Cleaning of WBM surface to bare top metal

Hot mixing the aggregates (20 mm and down size for 35 mm thick 1st layer) with hot molten asphalt of 80/100 grade in mechanical mixers. (rate shall be 5.5m3 aggregates and 269 kg bitumen per 100 m2 of premix carpet)

Hot mixing the aggregates (12 mm and down size for 15 mm thick 2nd

layer) with hot molten asphalt of 80/100 grade in mechanical mixers. (rate shall be 2.0 m3 aggregates and 110 kg bitumen per 100 m2 of premix carpet)

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Hot mixing the coarse sand with hot molten asphalt of 80/100 grade in mechanical

mixers for seal coat. (Rate shall be 98 kg bitumen and 0.9 m3 coarse sand (6 mm size,

passing through 10mm sized sieve and retained on 2.36 mm sized sieve) per 100 m2 of

the seal coat.)

Providing a tack coat using 80/100 asphalt at a rate of 1 kg/cm2.

Spreading 35 mm thick bituminous carpet

Spreading 15 mm thick bituminous carpet

Spreading 12 mm thick seal coat using mechanical paver.

Rolling the bituminous carpet and seal coat using 10T roller

Taking measurement at various points to achieve required thickness (62 mm minimum), slope and camber.

Sample Test @ Laboratory (destructive tests) on full completed/executed road work for premix carpet and seal coat at contractor’s cost for coarse aggregates and binder Ref. cl.5.1.2 of Tech. Spec for WBM & ROAD(minimum 1 no. of test per every 50 m length)

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Note:

Contractor will use only HPCL make 80/100 grade Bitumen and necessary documents will be produced as a proof for this purpose.

2. After laying of carpet, random samples will be collected and verified for the quantity of asphalt used & sizes of aggregates etc in Laboratory at the cost of contractor to ensure compliance of PO specification.(minimum 1 no. of test per every 50 meter length)



S.NO

ACTIVITY

CONTRACTOR

HPCL

4 QC LAB, OFFICE BLOCK, SECURITY CABIN, LUBE SHED& ENGG. WAREHOUSE

Vetting of design calculations carried out by HPCL’s consultant.

Preparation of construction drawings in auto cad and submitting the same for HPCL’s

approval.

Siting of facility w.r.t permanent B.M coordinate wise through total station as per

approved CCOE/PESO drawing. Fixing/marking of centre line of building, proper grid

pillars for reference purposes and proper centering of column footing etc to match the

drawing requirements. Contractor to submit the job procedure for the same for HPCL

approval.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Excavation up to up to hard strata for complete removal BC soil and carting away the black cotton soil/unusable earth as per instructions of HPCL outside the Depot premises.

Virgin soil testing to ensure the complete removal of black cotton soil

WC

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HP


k) Contractor to submit activities to be carried out under this item as per Bombay Minor Mineral Extraction Rules 1955 for HPCL’s review.

l) NOC from land owner

m) 7/12 extract and village map indicating the location of the plot/quarry.

n) Approval from competent authority as per Bombay Minor Mineral Extraction Rules 1955.

o) Royalty payment slips

WC HP



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S.NO

ACTIVITY

CONTRACTOR

HPCL

4.1

P C C:

Laying of PCC 1:3:6 beneath foundations Checking of layout and materials, compaction of sub grade



Verification of the test reports of all the tests of cement, sand, water and coarse

aggregates specified in tender documents from govt. approved laboratory supplied by

the contractor with respect to the specifications

Mix proportion (for 1 cum of PCC, 3.45 bags of cement should be used for 1:4:8

mixes.)



Checking of top level of PCC

Curing

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S.NO

ACTIVITY

CONTRACTOR

HPCL

4.2 RCC footing, plinth beam, grid slab, columns, lintels, & roof beam :

Carrying out PCC 1:3:6 as per drawings and specifications.

hold point clearance for center points for columns and footings and center lines for beams

Submission of design calculations and HPCL approved 3rd

party certification for formwork including shuttering and props.

Approved quality shuttering to be provided. Inside dimensions to be marked.

Physical clearance of shuttering by HPCL approved 3rd

party before placing concrete after physical checking of the same at site.


Counting authorized laps and chairs.

Visual inspection, sieve analysis and carrying out of all the field test of the sand and


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S.NO

ACTIVITY

CONTRACTOR

HPCL

Verification of the test reports of all the tests of cement, water, sand and coarse



Volume batching of aggregates, sand and cement as per mix designed & placing of concrete.


Measurement of finished dimensions. It shall be the sole responsibility of the contractor to ensure the casted column/ beams/ slabs are in a perfect geometry as per the approved drawing. The plumb wise and diagonal measurement deviation in any planes physical vis-a-vis drawing up to +/- 5 mm without plastering will be acceptable by HPCL for payment.

Curing of the cast concrete.

Slump cone test.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Cube test sample collection from the mix, curing and its testing as per IS: 456, submission of following laboratory reports ,

a) slump test - field

b) cube strength - lab/field

c) beam test (transverse strength test)

Destructive/ non destructive tests randomly as directed by HPCL EIC on RCC footing,

plinth beam, grid slab, columns, lintels, & roof beam after 28 days curing to establish

the strength achieved in executed is meeting the strength requirements as per design

mix and attached specifications etc complete in all respects as per HPCL EIC. Rate

quoted by the contractor shall include the same.

NOTE: In addition to all the tests on concrete as per relevant codes, the contractor has

to carryout rebound hammer test for all the casted footings, columns, beams and slabs

after 28 days of casting. In addition to that he has to extract cores having suitable

Diameter (should be less than spacing of rebars) from randomly selected columns,

beams and slabs 1 no. each and test at Govt. approved laboratory at his own cost as per

directions of HPCL EIC. If any one of the above test fails he has to repeat the core

cutting test for all the casted beams, columns and slabs.

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HP

HP



S.NO

ACTIVITY

CONTRACTOR

HPCL

4.3 RCC Slab

Submission of design calculations and HPCL approved 3rd

party certification for formwork including shuttering and props.

Approved quality shuttering to be provided. Inside dimensions to be marked

Clearance of shuttering by HPCL approved 3rd

party before placing concrete after checking the shuttering physically at site.


Counting authorized laps and chairs.

Visual inspection, sieve analysis and carrying out of all the field tests as per attached

specifications of the sand and coarse aggregate

Verification of the test reports of all the tests of cement, water, sand and coarse


the contractor with respect to the specification

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Volume batching of aggregates, sand and cement as per mix designed & placing of concrete.


Measurement of finished dimensions. It shall be the sole responsibility of the contractor to ensure the casted column/ beams/ slabs are in a perfect geometry as per the approved drawing. The diagonal measurement deviation in any planes physical vis-a-vis drawing up to +/- 5 mm without plastering will be acceptable by HPCL for payment.

Curing of the cast concrete.

Slump cone test.

Cube test sample collection, curing and its testing as per IS:456, and submission of the following laboratory reports,

a) slump test - field

b) cube strength - lab/field

c) beam test (transverse strength test)

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Destructive/ non destructive tests randomly as directed by HPCL EIC on RCC footing,

plinth beam, grid slab, columns, lintels, & roof beam after 28 days curing to establish

the strength achieved in executed is meeting the strength requirements as per design

mix and attached specifications etc complete in all respects as per HPCL EIC. Rate

quoted by the contractor shall include the same.

NOTE:

In addition to all the tests on concrete as per relevant codes, the contractor has to carryout rebound hammer test for all the casted footings, columns, beams and slabs. In addition to that he has to extract cores having suitable diameter (should be less than spacing of rebars) from randomly selected columns, beams and slabs 1 no. each and test at Govt. approved laboratory at his own cost as per directions of HPCL EIC. If any one of the above test fails he has to repeat the core cutting test for all the casted beams, columns and slabs.



S.NO

ACTIVITY

CONTRACTOR

HPCL

4.4

Trussless Roofing for Engg. Warehouse and Lube shed

Submission of design calculations and roof drawings by manufacturer which has certified by HPCL approved 3 rd parties.

Submission of all the test reports of material of trussless roofing as per the relevant IS/international codes to HPCL which has been carried out in the presence of HPCL approved 3

rd party.

Procuring and offering for inspection material and accessories to HPCL to ensure that they are made as per specifications.

Marking of locations for fabrication and erection

Erection and fixing of roofing material and all accessories.

Final clearance after Water testing to ensure the leak proof behavior of roof for max. rainfall intensity after the fitting of all the accessories like turbo ventilators, hangers etc.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

4.5 Brickwork :

Supply of bricks having minimum compressive strength of 35 kg/sqcm and getting

bricks tested as per IS-1077 Code and frequency as per PO requirement. Offering the

reports of the entire lab tests mentioned in attached tender documents to HPCL for

review and giving clearance.

Visual inspection, sieve analysis and carrying out of all field tests of sand as per

attached specifications

Verification of the test reports of all the tests of cement and sand specified in tender

documents from govt. approved laboratory supplied by the contractor with respect to

the specifications

Carrying out brickwork in both sub structure and super structure with properly wetted

bricks in proper plumb with CM 1:5.

Note: for all substructure brick works a 300 mm layer of murrum shall be provided to

neutralize swelling pressure of BC soil.


Measurement of finished dimensions. Contractor to ensure that the structure is having

proper alignment and vertical plumb as per the approved drawings.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

4.6 Internal/External Plastering :





the specifications

Carrying out internal/external plastering of specified thickness with CM 1:3 as per

specification and by providing proper scaffolding.


Final acceptance after checking thickness of plaster with thickness gauge to be provided by the contractor at some random places as decided by HPCL.

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4.7 Internal/External Painting :

Submitting the test certificates of approved brand paints procured for review by HPCL.

Carrying out painting by providing proper scaffolding as per specification after carrying out surface scrapping and applying primer. Obtaining clearance from HPCL after each stage.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

4.8 Flooring :

Procuring & offering for inspection flooring material (Vitreous tiles/ceramic tiles/kota stone tiles/acid proof tiles etc) to HPCL with relevant certificates as per PO terms.

Verification of the test reports of all the tests specified in tender documents from govt.

approved laboratory supplied by the contractor with respect to the specifications

Preparation of base as per specifications and drawings over the grid slab.

Random selection of mortar sample and testing in govt. approved labs to ensure the cement content as specified in this tender.

Final clearance from HPCL after inspecting the finish of the flooring.

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4.9 Doors, Windows & Ventilators :

Procuring and offering for inspection all the door, window and ventilator sections to HPCL to ensure that they are made as per specifications.

Marking of locations for erection of doors, windows and ventilators.

Erection of frames during brick work period.

Erection of panels

final clearance from HPCL after providing all required accessories like tower bolts, hinges etc.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

4.10 Water Proofing/Anti termite treatment/DPC :

Procuring approved make water proofing and anti termite chemical and offering for inspection to HPCL.

Carrying out water proofing/anti termite treatment/DPC as per specifications

Offering finished work to HPCL for inspection and final clearance.

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4.11 Electrical Works

Preparation of wiring drawing for the entire building.

Procuring approved make wire, electrical fittings and offering for inspection to HPCL.

Carrying out concealed wiring as per specifications and installation of points/fittings as per scope of work and specification.

Final clearance after commissioning all the lighting fixtures and points and witnessing by HPCL.

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S.NO

ACTIVITY

CONTRACTOR

HPCL

4.12 Water supply works :

Procurement and offering for inspection of Sintex tank, GI pipes, pipe fittings, valves etc. to HPCL.

Erection of sintex tank on the roof of administrative building after preparing proper base.

Carrying out laying and erection of water line as per drawing and specifications.

Erection of all fittings like sink, taps etc.

Final clearance after commissioning the water line and witnessing by HPCL.

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4.13 Sanitary works /Rain water pipe :

Procurement and offering for inspection of CI pipes, stone ware pipes, wash basin, European closet, rain water pipes etc., to HPCL.

Erection of all WC fittings as per drawing and specifications.

Erection of rain water pipe with proper lugs, rain water receiving recess, CI grating etc.

Preparation of design calculations & drawings of neutralization pit and sock pit and submission to HPCL for approval.

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S.NO

ACTIVITY

CONTRACTOR

HPCL



WC HP

Excavation up to up to the required level as per approved drawings and removal BC soil and carting away the black cotton soil/unusable earth as per instructions of HPCL outside the terminal premises

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p) Contractor to submit activities to be carried out under this item as per Bombay Minor Mineral Extraction Rules 1955 for HPCL’s review.

q) NOC from land owner

r) 7/12 extract and village map indicating the location of the plot/quarry.

s) Approval from competent authority as per Bombay Minor Mineral Extraction Rules 1955.

t) Royalty payment slips

WC HP



S.NO

ACTIVITY

CONTRACTOR

HPCL



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Construction of soak pit and neutralization pit as per HPCL approved drawings and Specifications and providing proper connections.

Carrying out of tests required to comply the design and working of neutralization pit including water test to ensure waterproof behavior of all the chambers

Final clearance from HPCL after construction.

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5.0 ROAD CROSSINGS



S.NO

ACTIVITY

CONTRACTOR

HPCL

5.1 Road crossings for drains/electrical cables/instrumentation cable :

Submission of all the test reports of NP3 pipes as specified in tender documents from

govt. approved laboratory supplied by the contractor with respect to the specifications

Procurement and offering for inspection to HPCL NP3 pipes for drain crossings and PVC pipes for ERC/IRC along with all test certificates as per attached specifications.

Embedding the pipes in the concrete as per drawing and specifications. The NP3 pipe for drain crossing should be embedded in proper alignment and slope

After laying the pipeline, carrying out required tests to comply the working of the pipeline and offering the pipeline to HPCL for inspection. The reduced level of the pipe invert level shall be recorded in the as built drawing.

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6.0 STORM WATER DRAINS

6.1 Preparation of design calculations & drawings considering the maximum historical rainfall data (including collecting the data from local authorities) and all other parameters as mentioned in scope of work and specifications attached with the tender documents, vetting the same by HPCL approved third party agency and submitting the same for HPCL review.

Fixing the centre line and alignment of storm water drains, levels on the centre line at every 5m interval and recording. The readings will be taken after excavation on the same points/co-ordinates as above which were taken before excavation for measurement of depth of excavation.

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S.NO

ACTIVITY

CONTRACTOR

HPCL



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Excavation up to specified depth and at specified slope and carting away the black cotton soil/unusable earth as per the instructions of HPCL outside the terminal premises.

Testing of virgin soil sample in laboratory for OMC/dry density & testing for 95% lab dry density achieved.


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HP

HP



S.NO

ACTIVITY

CONTRACTOR

HPCL


u) Contractor to submit activities to be carried out under this item as per Bombay Minor Mineral Extraction Rules 1955 for HPCL’s review.

v) NOC from land owner

w) 7/12 extract and village map indicating the location of the plot/quarry.

x) Approval from competent authority as per Bombay Minor Mineral Extraction Rules 1955.

y) Royalty payment slips

WC HP



S.NO

ACTIVITY

CONTRACTOR

HPCL



Testing for compaction to confirm its 95% Modified Proctor dry density achieved coordinate wise, recording the levels co-ordinate wise. (Min. 1 no. test per 100 sqm.)




Verification of the test reports of all the tests of cement, sand, water and coarse



Mix proportion (for 1 cum of PCC, 3.45 bags of cement should be used for 1:4:8 mix.)



Checking of top level and slope of PCC

Curing

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S.NO

ACTIVITY

CONTRACTOR

HPCL

Supply of bricks having minimum compressive strength of 35 kg/sqcm and getting

bricks tested as per IS-1077 Code and frequency as per PO requirement. Offering the

reports of the entire lab tests mentioned in attached tender documents to HPCL for

review and giving clearance.





the specifications

Carrying out brickwork in both sub structure and super structure with properly wetted

bricks in proper plumb with CM 1:5.

Note: for all substructure brick works a 300 mm layer of murrum shall be provided to

neutralize swelling pressure of BC soil.


Measurement of finished dimensions. Contractor to ensure that the structure is having

proper alignment and vertical plumb as per the approved drawings.

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the specifications

Carrying out internal/external plastering of specified thickness with CM 1:3 as per

specification and by providing proper scaffolding.


Final acceptance after checking thickness of plaster with thickness gauge to be provided by the contractor at some random places as decided by HPCL.

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Offering to HPCL for inspecting and recording the slope of the drain.

Final clearance by HPCL after inspecting the slope by water draining

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7.0 SHAHABAD STONE PITICHING IN TANK FARMS

7.1 Fixing of levels with respect to HPCL coordinates & Bench Marks with Total Station. Setting out of various control points & alignment, taking levels at every 5m x 5m length grid longitudinally and widthwise at each cross section before excavation for micro grading at NGL.

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7.2 The readings will be taken after excavation on the same points/co-ordinates as in 7.1 above which were taken before excavation.

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7.3 Submission of murrum test reports confirming to PO Specifications to HPCL for approval with all requisite details like grain size analysis, atterberg limits, modified proctor dry density with graph.

Note:

Non-plastic murrum will not be permitted.

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7.4 Excavation up to 0.3 m depth for micro grading at the places directed by HPCL EIC and filling and compaction of the black cotton soil excavated inside the tank farm area itself for micro grading purpose as per instructions of HPCL

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7.5 Submission of following documents to HPCL pertaining to murrum being brought for filling purposes.






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7.6 Testing of virgin soil sample in laboratory for OMC/dry density & testing for 95% lab dry density achieved.


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7.7 A) Murrum Laying :

200mm layer checking with templates/tools at various coordinates & recording.

Watering the layer, checking the OMC through Moisture tester & recording co-ordinate wise.

B) Compaction :


Testing for compaction to confirm its 95% Modified Proctor dry density achieved coordinate wise, recording the levels co-ordinate wise. (Min. 1 no. test per 100 sq m.)


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7.8 Obtaining NOC from District Mining Officer/relevant statutory authority as regard to

royalty payment for executed quantity basis HPCL letter before final bill.

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7.9 Visual inspection, sieve analysis and carrying out of all the field tests as per attached

specifications of the sand.



the specifications

Sand filling up to Shahabad stone level in 200 mm layers, watering and compaction by

plate vibrator/hand ramming as per direction of HPCL.

Clearance from HPCL after inspection of the thickness and slope of compacted sand

layer

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7.10 Procuring & offering for inspection Shahabad stone tiles to HPCL with relevant test certificates as per PO terms.

Preparation of sand base as per specifications

Lying of Shahabad stones and jointing using cement mortar as per specifications by keeping joints as small as possible.

Random selection of mortar samples and testing at govt. approved laboratories for cement content.

Final clearance from HPCL after inspecting the finish of the floor and slope of the flooring towards the internal tank farm drains.

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8.0 BACK FILLING:

Back filling in foundation trenches after construction of foundation, under floor slabs in plinth area or wherever required as per the directions of HPCL engineer in charge, using the black cotton soil excavated

Offering the selected material from excavated earth for backfilling to HPCL to inspect and witness.

Filling the material in layers of 150 – 250 mm thick layers

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Watering the layer and compaction using plate vibrator


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9.0

DISPOSAL OF EXCAVATED EARTH

9.1 Submission of following documents before commencing the activity






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9.2 Obtaining NOC from District Mining Officer/relevant statutory authority as regard to royalty payment for disposed earth basis HPCL letter before final bill.

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standard inspection test plan for civil...

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