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文檔簡介
Ref.
編號
Item
項目
Quantity
數(shù)量
Unit
單位
Rate
單價
Total
總額
DRAINAGE
WORKTOEXISTINGSURFACEWATERDRAINAGESYSTEM
Takeup,setasideandrelocateexistingheavydutycoatedcastirongrating(TypeB)todesignatedareawithinLammaPowerStationanditsExtensionandsubsequentlyreinstalltoas-builtchannelincludingmakinggoodallworksdisturbed,allasshownonDrawingNo.552/03/024/2011andasdirectedbytheEngineer
1
Reinstalltoas-builtchannelwithwaterway600mmwide.
300
Run
2
Reinstalltoas-builtchannelwithwaterway800mmwide.
140
Run
Takeupandremoveexistingmeshtypechannelcover(TypeC)fromSite,allasdirectedbytheEngineer
3
Covertochannelwithwaterway300mmwide.
300
Run
4
Covertochannelwithwaterway800mmwide.
370
Run
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
Takeupandremoveexistingcoatedcastiron
channelgrating(TypeB)fromSite,allas
directedbytheEngineer
5
Gratingtochannelwithwaterway400mm
50
Run
wide.
6
Breakingupandremovingexistingsurface
300
Run
channelwithwaterway300mmwide
includingallnecessaryexcavation,
backfilling,sawcutting,sealingupexisting
surfacechannelifrequired,makinggoodto
allworksdisturbed.
7
Ditto;withwaterway400mmwide.
50
Run
8
Ditto;withwaterway600mmwide.
300
Run
9
Ditto;withwaterway800mmwide.
510
Run
10
Connectrelocatedsurfacechannelwith
1
No.
waterway800mmtoexistingjointchamber
includingcuttingopeningsinreinforced
concretewallatanyheightabovejoint
chamberinvert,cutawaysteelreinforcement
asnecessary,expose,cleanandbend
remainingreinforcement,demolishand
subsequentlyrelayconcretebenchings,build
inendofreinstatedchannelandprovidenew
steelreinforcingbarsaroundendsofchannel,
groutgapsolidbetweenchannelandedgeof
openingswithconcrete,makegoodcement
andsandrendering,formnewmainand
branchchannelsinbenchingasrequired,
renderbenchingandchannelswithcement
andsand(1:3),alltomatchexisting,
temporarilyplugendsofserviceablechannels
duringconstructionifrequiredandinclude
forallnecessaryextraexcavation,disposal,
makinggoodallworksdisturbedandcarting
awayalldebrisfromSite.
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
11
Sealingupopeningofexistingjointchamberconnectingtochannelwithwaterway400mmwideincludingallnecessaryexcavation,backfilling,concretewithassociatedformworkandreinforcement,temporarilypluggingtheendsofexistingdrainduringconstructionifrequired,makinggoodtoallworkdisturbedandcartingawayalldebrisfromSite,allasshownonDrawingNo.
552/03/024/2011.
1
No.
12
Ditto;withwaterway800mmwide.
2
No.
13
Breakingupandremovingexistingjointchamberincludingallnecessaryexcavation,backfilling,temporarilypluggingtheendsofexistingchannelduringconstructionifrequiredandmakinggoodtoallworkdisturbed.
7
No.
SURFACEWATERDRAINAGEasDrawingNo.552/03/024/2011
ReinforcedwaterproofconcreteGrade45D/20PFAsurfacewaterchannelswithU-shapedwaterwaygradedtofallsandfinishedwithwaterproofingcementandsandrenderingandincludingallnecessaryexcavation,backfilling,disposal,blindinglayer,formwork,reinforcement,stoppedends,angles,jointfillerwithsealantpointinginconnectionwithotherstructure,etc.,allasdetailedonDrawingNo.552/03/024/2014
14
Channelwith100mmsidesand150mmbaseandwaterway600mmwideand600mm(min.)deep.
310
Run
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
15
Channelwith100mmsidesand150mmbase
140
Run
andwaterway800mmwideand800mm
(min.)deep.
Channelcoversandgratingsasdetailedon
DrawingNo.552/03/024/2014
16
25mmThickheavydutyremovablecoated
20
Run
castirongratingforchannelwithwaterway
600mmwideandgenerallyin600mm
lengthswith20mmwidetransverseslots
includingassociatedframework,fixing
accessoriesandformingrebatedinconcrete
surfacechannel(TypeA).
17
55mmThickheavydutyremovablecoated
10
Run
castirongratingforchannelwithwaterway
600mmwideandgenerallyin600mm
lengthswith20mmwidetransverseslots
includingassociatedframework,fixing
accessoriesandformingrebatedinconcrete
surfacechannel(TypeB).
18
Ditto;butforchannelwithwaterway800mm
20
Run
wide(TypeB).
19
HotdipgalvanisedsteelmeshB1131grating
20
Run
forchannelwithwaterway300mmwideand
generallyin2400mmlengthsincludingall
necessaryfixingaccessories(TypeC).
20
Ditto;butforchannelwithwaterway800mm
20
Run
wide(TypeC).
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
21
150mmThickreinforcedconcretecoverforchannelwithwaterway800mmwideandgenerallyin250mmlengthswith2Nos.100x50mmslotincludingassociatedframework,fixingaccessories,bituminoussealantandformingrebatedinconcretesurfacechannel(TypeD).
20
Run
JointchamberasDrawingNo.552/03/024/2016,jointedtosurfacechannels,rebatedforandfittedwithconcretecoverandincludingallexcavation,disposal,waterproofconcrete,reinforcement,formworkandblindinglayer
22
Jointchamber1200x1200x1000-2000mmdeepinternallywithconcretecover1300x1300mmwidetosuitsitecondition.
4
No.
23
Jointchamber1400x1400x1000-2000mmdeepinternallywithconcretecover1500x1500mmwidetosuitsitecondition.
1
No.
WORKTOEXISTINGSTORMWATERDRAINAGESYSTEM
Breakingupandremovingexistingprecastconcretedrainpipewithassociatedconcretebedsandhaunchingincludingallnecessaryexcavation,backfilling,temporarilypluggingendsofserviceabledrainduringconstructionifrequired
24
1500mmPipe.
25
Run
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
TakeupandremoveexistingmanholecoverswithassociatedframeincludingcartingawayalldebrisfromSite
25
HeavydutycoatedcastironcoverandframecomplyingwithB.S.497tosuit675x675mmclearopeningsize.
1
No.
Breakingupandremoveexistingmanholesincludingallnecessaryexcavation,sawcutting,backfilling,temporarilypluggingendsofserviceabledrainsduringconstructionifrequired,makinggoodallworksdisturbed
26
ManholeTypeJ12250x1675x3000-4000mmdeep.
1
No.
27
Sealingupopeningofexistingmanholeconnectingto1500mmconcretedrainpipeincludingallnecessaryexcavation,backfilling,concretewithassociatedformworkandreinforcement,temporarilypluggingtheendsofexistingdrainduringconstructionifrequired,makinggoodtoallworkdisturbedandcartingawayalldebrisfromSite,allasshownonDrawingNo.
552/03/024/2010.
1
No.
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
Connectnewdrainpipestoexistingmanholes
/catchpitsincludingcuttingopeningsinreinforcedconcretewallatanyheightaboveinvertlevelwiththediameteroftheopeningslargerthantheexternalsocketdiameterofthenewdrainpipes,cutawaysteelreinforcementasnecessary,expose,cleanandbendremainingreinforcement,demolishandsubsequentlyrelayconcretebenchings,buildinendofnewpipesandprovidenewsteelreinforcingbarsaroundendsofpipes,groutgapsolidbetweenpipesandedgeofopeningswithconcrete,makegoodcementandsandrendering,formnewmainandbranchchannelsinbenchingasrequired,renderbenchingandchannelswithcementandsand(1:3),alltomatchexisting,temporarilyplugendsofserviceabledrainsduringconstructionifrequiredandincludeforallnecessaryextraexcavation,disposal,makinggoodallworksdisturbedandcartingawayalldebris
28
Connectionof450mmprecastconcretedrainpipe.
1
No.
29
Connectionof1200mmprecastconcretedrainpipe.
1
No.
30
Connectionof1500mmprecastconcretedrainpipe.
1
No.
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
STORMWATERDRAINAGEasDrawingNo.552/03/024/2010
Notes:
1)Breakingupexistingroad,takingexistingpavingblocksand
)
)
)
)
)
)
roadreinstatementfordraintrencheshavebeenmeasuredinRoadworksunderthisBillNo.12.
2)Excavationfordraintrencheshavebeenmeasuredfromthe
reducedlevel.
Excavatetrenchfor100mmdrainpipewithconcretebedsunderincludingbackfillingsuitablematerial
31
Trenchaverage2.00mdeep.
20
Run
32
Trenchaverage2.50mdeep.
20
Run
33
Trenchaverage3.00mdeep.
10
Run
Excavatetrenchfor225mmdrainpipewithconcretebedsunderincludingbackfillingsuitablematerial
34
Trenchaverage0.50mdeep.
100
Run
35
Trenchaverage1.00mdeep.
150
Run
36
Trenchaverage1.50mdeep.
120
Run
37
Trenchaverage2.00mdeep.
50
Run
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
Excavatetrenchfor450mmdrainpipewith
concretebedsunderincludingbackfilling
suitablematerial
38
Trenchaverage2.00mdeep.
60
Run
39
Trenchaverage2.50mdeep.
10
Run
40
Trenchaverage3.00mdeep.
10
Run
Excavatetrenchfor600mmdrainpipewith
concretebedsunderincludingbackfilling
suitablematerial
41
Trenchaverage3.00mdeep.
20
Run
42
Trenchaverage3.50mdeep.
15
Run
Excavatetrenchfor750mmdrainpipewith
concretebedsunderincludingbackfilling
suitablematerial
43
Trenchaverage2.50mdeep.
20
Run
44
Trenchaverage3.00mdeep.
25
Run
Excavatetrenchfor900mmdrainpipewith
concretebedsunderincludingbackfilling
suitablematerial
45
Trenchaverage2.50mdeep.
120
Run
46
Trenchaverage3.00mdeep.
130
Run
47
Trenchaverage3.50mdeep.
10
Run
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
Excavatetrenchfor1200mmdrainpipewith
concretebedsunderincludingbackfilling
suitablematerial
48
Trenchaverage3.00mdeep.
110
Run
49
Trenchaverage3.50mdeep.
25
Run
Excavatetrenchfor1500mmdrainpipewith
concretebedsunderincludingbackfilling
suitablematerial
50
Trenchaverage3.50mdeep.
110
Run
Grade20D/20PFAconcretehaunchingto
drainpipesincludingallnecessaryformwork
andapprovedcompressiblejointfiller,allas
DrawingNo.552/03/024/2056
Bedsunderdrainpipe150mmthick
hauncheduponbothsidesofpipe
51
100mmPipeonhaunching400mmwide.
50
Run
52
225mmPipeonhaunching525mmwide.
420
Run
53
450mmPipeonhaunching750mmwide.
80
Run
54
600mmPipeonhaunching900mmwide.
35
Run
55
750mmPipeonhaunching1050mmwide.
45
Run
56
900mmPipeonhaunching1200mmwide.
260
Run
57
1200mmPipeonhaunching1500mmwide.
135
Run
58
1500mmPipeonhaunching1800mmwide.
110
Run
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
Precastconcretedrainpipesandfittings
complyingwithB.S.5911part100with
spigotandsocketendsasdescribed,laidand
jointedintrench
59
100mmPipe.
50
Run
60
225mmPipe.
420
Run
61
450mmPipe.
80
Run
62
600mmPipe.
35
Run
63
750mmPipe.
45
Run
64
900mmPipe.
260
Run
65
1200mmPipe.
135
Run
66
1500mmPipe.
110
Run
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
GullywithwaterproofconcreteGrade45D/20
150mmthickwallandbase,jointedtodrains
andincludingexcavation,disposal,concrete,
formwork,reinforcement,blindinglayer,
approvedjointfillersealedwithjointsealant
andcompletewithcoatedcastironheavyduty
gratingtypeGA1-450withassociatedframe
castinallasdetailedonDrawingNo.
552/03/024/2015
67
Gully513x428mmwideandnotexceeding
10
No.
1000mmdeepinternallycompletewith517x
432mmwideoverallgrating.
68
Ditto,but1000-2000mmdeep.
31
No.
ManholeTypeE1asDrawingNo.
552/03/024/2014jointedtodrainincluding
excavation,disposal,waterproofconcrete,
formwork,reinforcement,blindinglayer,
rendering,stepirons,signageplates,R.S.J.
jointedwithcleatangleandboltsandnuts
withwashers,allnecessarytemporary
support,fittingandfixingaccessories,
completewithheavydutycoatedcastiron
gratingandframeofclearopeningsize675x
675mmwide,beddingandhaunchingframes
withcementmortar
69
Manhole1200x1350x2000-3000mm
4
No.
70
Manhole1200x1350x3000-4000mm
1
No.
71
Manhole1350x1350x3000-4000mm
3
No.
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
ManholeTypeG1asDrawingNo.
552/03/024/2014jointedtodrainincluding
excavation,disposal,waterproofconcrete,
formwork,reinforcement,blindinglayer,
rendering,stepirons,signageplates,R.S.J.
jointedwithcleatangleandboltsandnuts
withwashers,allnecessarytemporary
support,fittingandfixingaccessories,
completewithheavydutycoatedcastiron
gratingandframeofclearopeningsize675x
675mmwide,beddingandhaunchingframes
withcementmortar
72
Manhole1500x1350x2000-3000mm
1
No.
deep.
73
Manhole1650x1350x2000-3000mm
7
No.
deep.
74
Manhole1650x1350x3000-4000mm
5
No.
deep.
75
Manhole1950x1350x3000-4000mm
6
No.
deep.
ManholeTypeJ1asDrawingNo.
552/03/024/2016jointedtodrainincluding
excavation,disposal,waterproofconcrete,
formwork,reinforcement,blindinglayer,
rendering,stepirons,hooks,signageplates,
R.S.J.jointedwithcleatangleandboltsand
nutswithwashers,allnecessarytemporary
support,fittingandfixingaccessories,
completewithheavydutycoatedcastiron
gratingandframeofclearopeningsize675x
675mmwide,beddingandhaunchingframes
withcementmortar
76
Manhole2250x1675x3000-4000mm
6
No.
deep.
CarriedtoCollection
$
-
Ref.
Item
Quantity
Unit
Rate
Total
77
WORKTOEXISTINGSEWAGEWATERDRAINAGESYSTEM
Connectnewdrainpipestoexistingmanholesincludingcuttingopeningsinreinforcedconcretewallatanyheightabovemanholeinvertwiththediameteroftheopeningslargerthantheexternalsocketdiameterofthenewdrainpipes,cutawaysteelreinforcementasnecessary,expose,cleanandbendremainingreinforcement,demolishandsubsequentlyrelayconcretebenchings,buildinendofnewpipesandprovidenewsteelreinforcingbarsaroundendsofpipes,groutgapsolidbetweenpipesandedgeofopeningswithconcrete,makegoodcementandsandrendering,formnewmainandbranchchannelsinbenchingasrequired,renderbenchingandchannelswithcementandsand(1:3),alltomatchexisting,temporarilyplugendsofserviceabledrainsduringconstructionifrequiredandincludeforallnecessaryextraexcavation,disposal,makinggoodallworksdisturbedandcartingawayalldebris
Connectionof300mmcoatedductileirondrainpipe.
1
No.
CarriedtoCollection$
-
Ref.
Item
Quantity
Unit
Rate
Total
78
79
80
SEWAGEWATERDRAINAGEasDrawingNo.552/03/024/2020
Notes:
)
)
)
)
)
)
1)Breakingupexistingroad,takingexistingpavingblocksand
roadreinstatementfordraintrencheshasbeenmeasuredinRoadworksunderthisBillNo.12.
2)Excavationfordraintrencheshavebeenmeasuredfromthe
Run
RunRun
reducedlevel.
Excavatetrenchfor100mmventpipewithconcretebedsunderincludingbackfillingsuitablematerial
Trenchaverage0.50mdeep.
Excavatetrenchfor300mmdrainpipewithconcretebedsunderincludingbackfillingsuitablematerial
Trenchaverage2.50mdeep.Trenchaverage3.00mdeep.
30
80
80
CarriedtoCollection$
-
Ref.
Item
Quantity
Unit
Rate
Total
81
82
83
84
85
86
Grade20D/20PFAconcretebedsandsurroundstodrainpipesincludingallnecessaryformworkandapprovedcompressiblejointfiller,allasDrawingNo.552/03/024/2056
Bedandsurroundsto
100mmPipeinapproximate400x300mmhighoverall.
300mmPipeinapproximate600x500mmhighoverall.
CoatedductileirondrainpipescomplyingwithB.S.EN598(B.S.4772)ClassK9withcementliningandcompactiblefittingsallwithspigotandsocketendswithflexiblejointsasdescribed,laidandjointedin
100mmPipe.
Extrafor100mmbend.300mmPipe.
EpoxycoatedcastironventpipescomplyingwithBSEN877filledwithamicaflapbehindgratingandincludingwireballroom
100mmPipe.
30
160
30
1
160
30
Run
Run
RunNo.Run
Run
CarriedtoCollection$
-
Ref.
Item
Quantity
Unit
Rate
Total
87
88
ManholestypeE1asDrawingNo.552/03/024/2021,jointedtodrainsandincludingexcavation,disposal,waterproofconcrete,formwork,reinforcement,blindinglayer,rendering,stepirons,signageplates,
R.S.J.jointedwithcleatangleandboltsandnutswithwashers,allnecessarytemporarysupport,fittingandfixingaccessories,completewithheavydutyrecessedcoatedcastironcoverandframeofclearopeningsize675x675mmwide,beddingandhaunchingframeswithcementmortar
Manhole1400x1400x3000-4000mm
PumppitasDrawingNo.552/03/024/2022,jointedtodrainsincludingexcavation,disposal,waterproofconcrete,formwork,reinforcement,blindinglayer,flatchannel,
R.S.J.jointedwithcleatangleandboltsandnutswithwashers,catladder,stainlesssteelhooks,stepirons,sewagepumps,expansionjoint,allnecessarytemporarysupport,fittingandfixingaccessories,completewithcovershavingclearopeningsizesstatedbeddingandhaunchingframesincementmortarandsealinginthickgrease
Pumppit2000x3750x4000-5000mmdeepoverallconsistingof2nos.chambereach1500x1500x4000-5000mmdeep
internallywith3nos.550x550mmheavydutyrecessedcoatedcastironmanholecoverandframe.
6
1
No.
No.
CarriedtoCollection$
-
Ref.
Item
Quantity
Unit
Rate
Total
89
90
91
92
93
SURFACEDITCHasDrawingNos.552/03/022/2401and552/03/022/2402
Grade45D/20PFAconcretebedsandsurroundstodrainpipesincludingallnecessaryformworkandapprovedcompressiblejointfiller
TypeIbedsandsurroundsto
100mmPipeinapproximate400x400mmhighoverall.
CoatedductileirondrainpipescomplyingwithB.S.EN598ClassK9andcompactiblefittingsallwithspigotandsocketendswithflexiblejointsasdescribed
100mmPipe.
Extrafor100mmbend.Extrafor100mmtee.Extrafor100mmY-joint.
340
350
106
15
16
Run
RunNo.
No.
No.
CarriedtoCollection$
-
Ref.
Item
Quantity
Unit
Rate
Total
94
95
96
97
98
99
Drainpit(Untrappedin-situgully)asDrawingNo.552/03/022/2402includingexcavation,disposal,backfilling,waterproofconcrete,formwork,reinforcement,waterproofcementscreedallnecessaryfittingandfixingaccessories,chequerplatecover
Drainpit200x200mmwideandnotexceeding1000mmdeep.
Drainpit300x300mmwideandnotexceeding1000mmdeep.
Drainpit500x500mmwideandnotexceeding1000mmdeep.
Drainpit600x600mmwideandnotexceeding1000mmdeep.
ValvepitasDrawingNo.552/03/024/2402includingexcavation,disposal,backfilling,waterproofconcrete,formwork,reinforcement,formingcoreholes,allnecessaryfittingandfixingaccessories,dumppipe,chequerplatecoverandframes
Valvepit500x500mmwideandnotexceeding1000mmdeep.
Valvepit600x600mmwideandnotexceed
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