11 grant park sewer rehabilitation project bes project #e10346 bid # 116337 scope: rehabilitation,...
TRANSCRIPT
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Grant Park Sewer Rehabilitation ProjectBES Project #E10346Bid # 116337
SCOPE: Rehabilitation, Replacement, or Relocation of Sanitary & Combined Sewers, MH, & C/O
Project Limits:
East to West: NE 33rd NE 24th Ave.
North to South: NE Stanton ST to NE Broadway
Engineer’s Estimate: $3.27M
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Agenda
1) Introductions and Program Overview
2) General Bidding & Contract Requirements (Purchasing)
3) Construction Highlights
4) Specifications
5) Measurement and Payment
6) Testing
7) Schedule Highlights
8) Q/A
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I Program Overview:
Phase II Structural Rehab Program
Five-year $123 Million dollar program.
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II General Bidding & Contract Requirements
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III Construction Highlights:
This is a neighborhood construction project
38 different City blocks
Plan Set 38 sheets
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III Construction Contract Document Highlights
Geotechnical Report
Environmental Report
Noise Variance
Utility work and project coordination with other projects in the area
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III Construction Sewer Mainline Work includes:
Video all Mainline
Open Cut Excavation for New Sewer Mainline- replacement - relocation (realignment)
CIPP Lining MH to MH Sectional Lining
Manned Entry Surface Repair of Sewer Mainline
Installation of New Manholes
Rehab MH & Bases
Street Restoration
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III Construction 4 Scenarios for Lat.
1. Install new laterals where identified on plans 2. Video and replace laterals where open cut sewer
mainline is installed (as directed by the owner)3. Video and replace laterals at spot repairs (as
identified by the owner)4. Video and install lateral CIPP liner and cleanout
Note: contractor to video all laterals where open cut occurs. Laterals not associated with spot repairs on CIPP mainline or spot repairs on mainlines will not be inspected.
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III Construction Highlights
Spot repair data table, labels and symbols
M# - Manned Entry surface repair
S# - Sanded collar lateral repair
R# - Mainline spot repair
C# - CIPP sectional liner
LC# - CIPP liner, lateral
Each repair ID is one spot repair
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III Construction Highlights
Lateral Replacement: Scenario 1
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III Construction Highlights Lateral Replacement: Scenario 2
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III Construction Highlights Lateral Replacement: Scenario 3
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Construction Highlights Lateral Replacement: Scenario 4
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III Construction Highlights
Determining Replacement of Laterals
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III. Construction Highlights Street Restoration
Have S.O.P.standard drawing for P-505 in Spec. Book
Planning work 00120(c)(7) – Need to visit site
Construction Equipment restrictions
Responsibility for damages
Preservation of Existing Improvements
00405.83 - Trench Protection/ Dewatering
Measurement & Payment for Street Restoration
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IV. Specifications
The Non-Standard Specs include:
408 – Lateral Lining
410 – Pipe Lining
413 – Sectional Pipe Lining
490 – Manhole rehabilitation
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IV. Specifications
Some Modified Specs include:
401 – Video and Electronic Inspection of Sewers
405 – Allowing the Use of Native (Class A) Backfill
445 – Laterals, Cleanouts over Existing Laterals, Lateral Connections
490 – Work on Existing Sewers and Structures, Spot Repairs
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V. Measurement & Payment
Mainline lateral connections: Open cut paid via bid item
Spot repair bid item includes incidental items including connections and the first 4’ of lateral pipe. See 490.90
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V. Measurement & Payment
Flagging is paid as Lump Sum
Temporary Protection and Direction of Traffic – BI #2
Flaggers, as Directed by Owner – BI #4
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V. Measurement & Payment
Pipe Connections
Temporary Lateral Connections: No Separate or additional payment will be made for
Temporary Lateral Connections Spec 490 has been modified. See Spec for detail
Connections to Structures:
No separate or additional payment will be made for connecting existing pipes to new manholes and connecting new pipes to existing manholes and inlets.
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V. Measurement & Payment
CIPP liner, lateral CIPP sectional liner Stainless steel shear band vs. concrete closure
collars Sanded collar lateral repairs Cleanouts Diversion of flow Spot repairs Reconstruct vs. rehabilitation of MH base
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VI. Testing Sampling and Testing Requirements include:
CIPP Testing
Open Cut Spot repairs
Manned Entry Repair
Lateral Cleanouts
Manhole rehabilitation
Owners representative must be present for testing as required
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VII. Schedule Highlights
BES Phase II Sewer Rehab Program
Rose Festival Moratorium: Friday May 30th - Tuesday June 10th Contact: PBOT, Jeri Jenkins 503-823-
7077
Sheets affected by the Portland Rose Festival Moratorium:
C10, C43, C44, C45, C46, C47, C48
Parades
Sheets C43-C48 are all CIPP lined pipe with spot repair work. Spot repairs need to be complete prior to the CIPP lining.
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VII. Schedule Highlights
Contract and Liquidated Damages
The Contract Duration is One Calendar Year
The Liquidated Damages are $1,490 per Calendar Day
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Questions?
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