nr query reply by / date appendix b.pdfquery sheet page 2 of 6 26/02/2009 13 excavation quantities...

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QUERY SHEET Page 1 of 6 26/02/2009 Ref: Query Sheet Nr 2 From: Cyril Sweett Job: Bus Rapid Transit – Aston Vale To: Halcrow Date: 19 th February 2009 Nr Query Reply By / Date General 1 Can we have the drawings in dwg so that we can see the layout A. Seek to issue on CD. 2 Using the seg corridor (rev) workbook . Is this correct? Yes 3 The blue box with FP in. Is this a flag pole? No. Feeder pillars 4 Haul road - 4m wide. Assume this is left in Yes 5 Lengths - where are the start and finish points Discussed at meeting – 19 02 09 6 Circ length - assume perimeter of area? Yes 7 Section / sub sections - Sub section as Drwg 262 -271 Yes 8 Highway boundary fence - where? Generally both sides 9 No excavation for rapid transit track (Grey lengths) to some sub sections. Excavation required 10 Any cost included for rail track supervision when working along length of track (C-D-E) No. This is a risk item 11 Where are any allowances for service diversions See summary sheet 12 Tram construction - whats this Infill to existing tracks – No excavation required

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Page 1: Nr Query Reply By / Date appendix b.pdfQUERY SHEET Page 2 of 6 26/02/2009 13 Excavation quantities for footways vary A = area x 0.5 x 1.25

QUERY SHEET

Page 1 of 6 26/02/2009

Ref: Query Sheet Nr 2 From: Cyril Sweett Job: Bus Rapid Transit – Aston Vale To: Halcrow Date: 19th February 2009

Nr Query Reply By / Date General 1 Can we have the drawings in dwg so that we can see the

layout A. Seek to issue on CD.

2 Using the seg corridor (rev) workbook . Is this correct? Yes 3 The blue box with FP in. Is this a flag pole? No. Feeder pillars 4 Haul road - 4m wide. Assume this is left in Yes 5 Lengths - where are the start and finish points Discussed at meeting – 19 02 09 6 Circ length - assume perimeter of area? Yes 7 Section / sub sections - Sub section as Drwg 262 -271 Yes 8 Highway boundary fence - where? Generally both sides 9 No excavation for rapid transit track (Grey lengths) to some

sub sections. Excavation required

10 Any cost included for rail track supervision when working along

length of track (C-D-E) No. This is a risk item

11 Where are any allowances for service diversions See summary sheet

12 Tram construction - whats this Infill to existing tracks – No excavation required

Page 2: Nr Query Reply By / Date appendix b.pdfQUERY SHEET Page 2 of 6 26/02/2009 13 Excavation quantities for footways vary A = area x 0.5 x 1.25

QUERY SHEET

Page 2 of 6 26/02/2009

13 Excavation quantities for footways vary

A = area x 0.5 x 1.25 B = quant only C = area x 1.25 D = area x 1.25 E = quant only F = area only G = area x 1.25 H = nothing I = nothing J = area x 0.5 Should all be as for sub section A (Footways and track)

Sub section A

14 Why platform in middle of field (no paths to and from) Ready for future development

15 Any flood risk in this location Not an issue Sub section B

16 Any retention works required alongside Colliters Brook Not required Sub section C

17 Confirm height and extent of elevated section 5m high – from mound to line between C&D

18 Drainage length includes elevated section Yes

19 Steps - where? From mound

20 How was quantity for fill calculated Computer programme

21 Drawing shows guided rapid transit, but quantities are for unguided. All unguided now.

Page 3: Nr Query Reply By / Date appendix b.pdfQUERY SHEET Page 2 of 6 26/02/2009 13 Excavation quantities for footways vary A = area x 0.5 x 1.25

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Sub section D

22 Large error in site clearance quantity Noted Sub section E Sub section F

23 Area of concrete includes bridge section. Is this correct Area of bridge to come out

24 Aston Avenue bridge (£1m) Is this for repairs / enhancements to existing bridge Yes

25 Highway reconstruction (90m) - where? Along length of existing

26 Retaining wall lengths - where? At junction with existing road

27 Only 1m2 of turfing allowed. Is this correct? All landscaping omitted and added back on summary Sub section G

28 Why no allowance for removal of rails - have they all been

removed previously The rails stay

29 Why site clearance = length by 15m Includes area of new bus lane

30 Clarify extent of resurfacing Needs to be the full length of section

31 593m - where is this length generated from Noted

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32 Coloured surfacing - Is this the bus lane Yes

33 "grey strip" along river - Is this the tram construction (Why no excavation) Tram construction is an infill

34 Removal of retaining walls - where? Idenified at meeting 19 02 09

35 No works to existing cycleway required? Not required Sub section H

36 Why no allowance for removal of rails - have they all been removed previously Tram construction is an infill

37 No works to existing cycleway required? Not required

38 Volume of cut and fill valuation =(110*5*5)/2 = 1375m3. What does this relate to Approximate volume for forming ramp to road

39 What does the 770m2 area relate to? Area form tram construction to roadside

40 Guideway Pad & Beam Construction has a quantity of 1 but no cost. Is this required? No

41 Where are the 6 nr length of 9m lengths of retaining walls To the platforms

Page 5: Nr Query Reply By / Date appendix b.pdfQUERY SHEET Page 2 of 6 26/02/2009 13 Excavation quantities for footways vary A = area x 0.5 x 1.25

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Sub section I

42 Why no allowance for removal of rails - have they all been removed previously

43 Any works required to underpass

44 No works to existing cycleway required?

45 No fencing required

46 No excavation allowed

47 No drainage allowed Sub section J

48 Why no allowance for removal of rails - have they all been removed previously

49 Extent of resurfacing works to existing road?

50 Swing bridge replacement - Is this the "upgrade Prince street bridge"

51 Building at end to be demolished?

52 No allowance for breaking up existing surfaces (? Concrete) Additional queries

53 Some items are stated as m2 but quantity is cubic. Which is correct. Should be m2

54 Resurfacing area to Sub section F Recalculated as 736m2 (A. Seek 19 02 09)

Page 6: Nr Query Reply By / Date appendix b.pdfQUERY SHEET Page 2 of 6 26/02/2009 13 Excavation quantities for footways vary A = area x 0.5 x 1.25

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55 No haul road to sub section F. Is this correct Add one in.

56 Areas of contamination – section F Where old rails removed