Docstoc

Model bills of quantities

Document Sample
Model bills of quantities Powered By Docstoc
					Model bills of quantities
Bored cast-in-place piles/CFA
Number A Item description Transport piling plant and equipment to site, set up, dismantle and remove upon completion. Per visit Move between area * and area * The following work to be carried out from a piling platform level of *m OD with a Commencing Surface level of *m OD Movement of plant and equipment to each pile position, including setting up rig * mm specified diameter * mm specified diameter Bore pile shafts to depths not exceeding * m * mm specified diameter * mm specified diameter Concrete quality * in pile shafts * mm specified diameter * mm specified diameter Enlarged bases including forming and concrete quality * therein Shaft dia. Base dia. * mm * mm * mm * mm Mild steel straight bars in reinforcing cage * mm diameter * mm diameter Mild steel helical binding * mm diameter at * mm pitch Mild steel permanent casing * mm wall thickness * mm internal diameter (in * nr) * mm internal diameter (in * nr) Backfill open shafts with *, as specified in the particular specification Remove excavated material from the area around the pile position during boring operations, including loading and depositing* Cut down concrete pile shaft to the specified cut-off level, prepare exposed head and reinforcement to receive capping: load and dispose of debris * mm specified diameter * mm specified diameter Make concrete cube and test Take undisturbed sample 100 mm diameter from bore at depths not exceeding * m Laboratory tests: set of three undrained triaxial compression tests on 100 mm samples, including handling and transport Standard penetration test, depth not exceeding * m Provide CCTV equipment and labour to Unit sum Quantity Rate Amount £ p

B

sum

C

nr nr m m m m

D

E

F

nr nr t t t

G

H J

K L

m m 3 m m
3

M

N P Q

nr nr nr nr nr

R

nr

S

sum

Federation of Piling Specialists June 2007

T

V W

X

Y

Z

descend shafts for inspection purposes Transport equipment to site for maintained load tests not exceeding * kN and remove upon completion of tests Maintained load test on a * mm diameter working pile to * kN, including reaction Cut down * mm pile cap and tops of reaction piles to a depth of * m, dispose of debris, backfill, and make good disturbed site surface Carry out approved integrity tests (minimum 20 per visit) and provide report by approved specialist Attempt to bore through obstruction in bore, utilizing standard equipment on site. Each plant and gang excluding consumables. Charge for plant and labour delayed by causes beyond the piling contractor’s control or when instructed. Each plant and gang

sum

nr nr

nr

h

h

Driven cast-in-place piles
Number A Item description Transport piling plant and equipment to site, set up, dismantle and remove upon completion. Per visit Move between area * and area * The following work to be carried out from a piling platform level of *m OD with a Commencing Surface level of *m OD Movement of plant and equipment to each pile position, including setting up rig and handling and pitching casing Drive pile casing to depths not exceeding *m Concrete quality * in pile shafts * mm specified diameter Enlarged base * mm diameter to shafts of * mm specified diameter Mild steel straight bars in reinforcing cage; * mm diameter Mild steel helical binding * mm diameter at * mm pitch Mild steel permanent casing * mm wall thickness and * mm internal diameter (in * nr) Transport preboring machine to site and remove upon completion Prebore for * mm specified diameter piles and deposit excavated material adjacent to head of shafts Backfill open shafts with *, as specified in the particular specification Remove excavated material from the area around the pile position during boring operations, including loading and depositing * Cut down * mm specified diameter concrete Unit sum Quantity Rate Amount £ p

B

sum

C

nr

D E F G H J

m m nr t t m

K L

sum m
3

M N

m m

3

P

nr

Federation of Piling Specialists June 2007

Q R

S T

V

W

pile shaft to the specified cut-off level, prepare exposed head and reinforcement to receive capping; load and dispose of debris Make concrete cube and test Transport equipment to site for maintained load tests not exceeding *kN and remove upon completion of tests Maintained load test on a * mm diameter working pile to *kN, including reaction Carry out approved integrity tests (minimum 20 per visit) and provide report by approved specialist Attempt to drive through obstructions, utilizing standard equipment on site. Each plant and gang excluding consumables. Charge for plant and labour delayed by causes beyond the piling contractor’s control or when instructed. Each plant and gang

nr sum

nr nr

h

h

Jointed precast concrete segmental piles
Number A Item description Transport piling plant and equipment to site, set up, dismantle and remove upon completion. Per visit Move between area * and area * The following work to be carried out from a piling platform level of *m OD with a Commencing Surface level of *m OD Movement of plant and equipment to each pile position, including setting up rig and handling and pitching pile segments Supply * m long precast concrete segmental pile toe units * mm x * mm in cross-section Supply * m long extension units * mm x * mm in cross-section Supply cast-in mechanical joints (pairs) Prepare pile heads for extension using approved methods and materials Pitch and drive piles to depths not exceeding * m Credit for unused half joints Transport preboring machine to site and remove upon completion Prebore for pile with * mm x * mm crosssection and deposit excavated material adjacent to head of shaft Remove excavated material from the area around the pile position during preboring operations, including loading and depositing at * ……………………. After driving pile, fill annulus of prebore with * …………………….. Unit sum Quantity Rate Amount £ p

B

sum

C

nr

D

m

E F G H J K L

m nr nr m nr sum m
3

M

m

N

m

Federation of Piling Specialists June 2007

P

Q

R S

T

U

Cut-off surplus pile * mm x * mm in crosssection, dispose of debris and prepare head and reinforcement to receive capping Transport equipment to site for maintained load tests not exceeding * kN and remove upon completion of tests Maintained load test on a working pile to *kN, including reaction Attempt to drive through obstructions, utilizing standard equipment on site. Each plant and gang excluding consumables. Charge for plant and labour delayed by causes beyond the piling contractor’s control or when instructed. Each plant and gang Mobilise testing engineer to carry out Dynamic load testing to prove 1.5 x SWL including CAPWAP analysis.

nr

sum

nr h

h

nr

Driven Steel Section and Tube piles
Number A Item description Transport piling plant and equipment to site, set up, dismantle and remove upon completion. Per visit Move between area * and area * The following work to be carried out from a piling platform level of *m OD with a Commencing Surface level of *m OD Movement of plant and equipment to each pile position, including setting up rig and handling and pitching pile. Supply * mm x * mm steel * section piles (* kg/m), each * m long Supply * mm x * mm extension piles (* kg/m), each * m long Provide covered structure under which coating of piles is undertaken, and remove on completion Blast-cleaning * mm x * mm pile Paint * coats of primer and * coats of * paint, the whole having a minimum total thickness of * mm Pitch and drive piles to depths not exceeding * m Provide site-welded butt joints between piles and extensions; * mm x * mm Cut off surplus lengths after driving * mm x * mm piles (* kg/m) and stack for reuse where authorised Transport preboring machine to site and remove upon completion Prebore for steel pile with * mm x * mm cross-section and deposit excavated material adjacent to head of shaft Remove excavated material from the area around the pile position during preboring operations, including loading and depositing at * …………………. Unit sum Quantity Rate Amount £ p

B

sum

C

nr

D E F

m m sum
2

G H

m 2 m

J K L

m nr nr

M N

sum m
3

P

m

Federation of Piling Specialists June 2007

Q R

S

T

U

V

W

After driving pile, fill annulus of prebore with * …………………… Cut-off surplus steel pile * mm x * mm in cross-section, dispose of debris and prepare head to receive capping Attempt to drive through obstructions, utilizing standard equipment on site. Each plant and gang excluding consumables. Charge for plant and labour delayed by causes beyond the piling contractor’s control or when instructed. Each plant and gang Mobilise testing engineer to carry out Dynamic load testing to prove 1.5 x SWL including CAPWAP analysis. Transport equipment to site for maintained load tests not exceeding * kN and remove upon completion of tests Maintained load test on a * mm square working pile to * kN including reaction

m nr

h

h

nr

sum

nr

Contiguous bored pile walls
Number A Item description Transport piling plant and equipment to site, set up, dismantle and remove upon completion. Per visit Move between area * and area * The following work to be carried out from a piling platform level of * m OD with a Commencing Surface level of * m OD Movement of plant and equipment to each pile position, including setting up rig * mm specified diameter Bore pile shafts to depths not exceeding * m * mm specified diameter Concrete quality * in pile shafts * mm specified diameter * mm specified diameter High yield straight bars in reinforcing cage * mm diameter * mm diameter Mild steel helical binding * mm diameter at * mm pitch Mild steel permanent casing * mm wall thickness * mm internal diameter (in * nr) * mm internal diameter (in * nr) Backfill open shafts with *, as specified in the particular specification Remove excavated material from the area around the pile position during boring operations, including loading and depositing * Cut down concrete pile shaft to the specified cut-off level, prepare exposed head and reinforcement to receive capping: load and dispose of debris * mm specified diameter * mm specified diameter Unit sum Quantity Rate Amount £ p

B

sum

C

nr

D E

m

m m t t t

F

G H

J K

m m 3 m m
3

L

nr nr

Federation of Piling Specialists June 2007

M N P

Q R

S

T

Make concrete cube and test Take undisturbed sample 100 mm diameter from bore at depths not exceeding * m Laboratory tests: set of three undrained triaxial compression tests on 100 mm samples, including handling and transport Standard penetration test, depth not exceeding * m Carry out approved integrity tests (minimum 20 per visit) and provide report by approved specialist Attempt to bore through obstruction in bore, utilizing standard equipment on site. Each plant and gang excluding consumables. Charge for plant and labour delayed by causes beyond the piling contractor’s control or when instructed. Each plant and gang.

nr nr

nr nr

h

h

Secant bored pile walls
Number A Item description Transport piling plant and equipment to site, set up, dismantle and remove upon completion. Per visit Move between area * and area * The following work to be carried out from a piling platform level of * m OD with a Commencing Surface level of * m OD Movement of plant and equipment to each pile position, including setting up rig * mm specified diameter Bore female pile shafts to depths not exceeding * m * mm specified diameter Bore male pile shafts to depths not exceeding * m * mm specified diameter Concrete or bentonite/cement mix quality * in female pile shafts * mm specified diameter Concrete quality * in male pile shafts * mm specified diameter High yield straight bars in reinforcing cage * mm diameter * mm diameter Mild steel helical binding * mm diameter at * mm pitch Mild steel permanent casing * mm wall thickness * mm internal diameter (in * nr) * mm internal diameter (in * nr) Structural steel section * in pile shaft Backfill open shafts with *, as specified in the particular specification Remove excavated material from the area around the pile position during boring operations, including loading and depositing * Unit sum Quantity Rate Amount £ p

B

sum

C

nr m m m m

D E F

G H

t t t

J K

L M N

m m m m
3

m

3

Federation of Piling Specialists June 2007

P

Q R S

T V

W

X

Cut down concrete pile shaft to the specified cut-off level, prepare exposed head and reinforcement to receive capping: load and dispose of debris * mm specified diameter * mm specified diameter Make concrete cube and test Take undisturbed sample 100 mm diameter from bore at depths not exceeding * m Laboratory tests: set of three undrained triaxial compression tests on 100 mm samples, including handling and transport Standard penetration test, depth not exceeding * m Carry out approved integrity tests (minimum 20 per visit) and provide report by approved specialist Attempt to bore through obstruction in bore, utilizing standard equipment on site. Each plant and gang excluding consumables. Charge for plant and labour delayed by causes beyond the piling contractor’s control or when instructed. Each plant and gang

nr nr nr nr

nr nr

nr

h

h

Diaphragm walls
Number A Item description Transport diaphragm walling plant and equipment to site, set up, dismantle and remove upon completion. Per visit Move between area * and area * The following work to be carried out from a piling platform level of * m OD with a Commencing Surface level of * m OD Movement of plant and equipment to each panel position, including setting up rig * mm specified thickness Excavate diaphragm wall panel to depth not exceeding * m * mm specified diameter Concrete quality * in diaphragm wall * mm specified thickness High yield straight bars in reinforcing cage * mm thickness Mild steel helical binding * mm diameter at * mm centres Backfill open excavation with *, as specified in the particular specification Remove excavated material from the area around the diaphragm wall during boring operations, including loading and depositing * Cut down concrete panel to the specified cut-off level, prepare exposed head and reinforcement to receive capping: load and dispose of debris * mm specified thickness Unit sum Quantity Rate Amount £ p

B

sum

C

nr
2

D

m

E F G H J

m t

2

t m
3

m

3

K

m

2

Federation of Piling Specialists June 2007

L M N

P

Make concrete cube and test Take bentonite sample from excavation and test Attempt to remove obstruction in bore, utilizing standard equipment on site. Each plant and gang excluding consumables. Charge for plant and labour delayed by causes beyond the piling contractor’s control or when instructed. Each plant and gang

nr nr

h

h

Steel sheet piling
Number A Item description Transport steel sheet piling plant and equipment to site, set up, dismantle and remove upon completion. Per visit Supply, handle, pitch and drive piles grade * self colour/painted PC * to * µ nominal D.F.T. or similar in lengths * m to * m Lengths (m) to be specified in the following ranges: 2 to under 4 4 to under 6 6 to 18 Over 18 to 24 Over 24 to 29 (Note: This is consistent with BS method of specification) E.O. for fabricated piles (a) Open corner type 2A (b) Closed corner type 2 (c) Junction type 3 (d) Junction type 1 (e) Other Cut-off piles Track move plant and equipment in excess of 100 m Derig move including low loader for rig Re-transport steel sheet piling plant and equipment, set up, dismantle and remove on completion for pile extraction. Per visit Extract piles as driven Credit for goods, straight, reusable or unused piles in * minimum lengths (a) * type Charge for plant and labour delayed by causes beyond the piling contractor’s control or when instructed. Each plant and gang Unit Quantity Rate Amount £ p

sum
2

B

m

C

D E F G

m m m m m m no no sum ton m ton
2

H J

K

h

Although permanent works steel sheet piles would not be extracted, temporary steel piles are sometimes specified within the contract documentation if they are a necessary part of providing the permanent works.
Although every effort has been made to check the accuracy of the information and validity of the guidance given in this publication, the Federation of Piling Specialists do not accept any responsibility for mis-statements contained herein or misunderstanding arising herefrom.

Federation of Piling Specialists June 2007


				
DOCUMENT INFO
Shared By:
Categories:
Tags:
Stats:
views:532
posted:1/20/2010
language:English
pages:8
pptfiles pptfiles
About