Bill of Quantity (BOQ) - PREAMBLE TO BILL OF QUANTITY (BOQ)
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ITB 2011-021
United Nation Development Programme
Rehabilitation of Road No.8 and Construction of curbstones for median of road #10
PAL 10-71488: UXOs and Rubble Removal From Gaza Strip
Bill of Quantity (BOQ)
PREAMBLE TO BILL OF QUANTITY (BOQ)ITB 2011-021
1. GENERAL
The nature of this contract is re-measured unit price contract and the Bill of Quantity
(BOQ) shall reflect this fact.
BOQ shall be read and construed in conjunction with other Contract Documents.
General directions and description of work and material given in the Technical
Specification are not necessarily repeated in the Bill of Quantity. The Technical
Specification forms an integral part of the Bill of Quantity.
The Tenderer is obliged to check the number of the pages of the Bill of Quantity and
should any be found missing or duplicated or the figures of writing indistinct, the Tenderer
must notify the Employer/Engineer at once and have the matter rectified before the Tender
is submitted. No liability whatsoever will be accepted in respect of any claim for errors in
the Tenderer’s offer resulting from failure to comply with the fore-going.
The Tenderer is deemed to have visited the site/s and fully acquainted himself as to the
location of each of the items and works to be carried out and to all conditions which may
affect the performance of the works, including but not limited to:
Access for the storing dump site and UNDP crushing site as well as access to
required services
Restrictions applicable to working in GAZA Strip area.
All safety regulations and employer site safety procedures.
All Palestinian regulations.
The Tenderer is also deemed to have surveyed the actual condition of the site and buildings
and made his own assessment of the type and extent of the works prior to submitting his
offer.
2. QUANTITIES
Although practical care was exercised in preparing the BOQ, all quantities given herein
shall be deemed to be estimated quantities of the work to be done. They are not to be taken
as actual and correct quantities of the work to be executed and they do not absolve the
contractor of his obligations under the Contract. At any time, the actual quantities increase
or decrease, hence, it is understood that the actual quantities increase or decrease is
expected risk and no claim whatsoever will be taken into consideration for extra cost in
that respect by employer. Any claim whatsoever submitted for cost or extra expenses
incurred from such increase or decrease will not be accepted by Employer/Engineer except
where else stipulated in the Contract.
3. MATERIALS
All materials used are to be of the best new available, subject to the Employer/Engineer
approval, durable nature, guaranteed, not liable to any base exchange and manufactured
according to applicable BS, ASTM or DIN Standards. Execution also is subject to
Contractor’s signature and stamp Page 2ITB 2011-021 approval of Employer/Engineer and shall be in conformance of the best available common practice in engineering codes at the time of execution. Items that contain materials or products of special make with names of manufacturers are to be taken as samples of what will be required. Subject to the Employer/Engineer approval, the Contractor may, at his discretion, offer similar products of other make if the equivalent quality of the specified materials is obtained. In this case, the Contractor shall submit a description and/or drawings showing all technical conditions, characteristics, make, type and address of Manufacturer, etc., of the materials offered as alternatives. 4. PRICES AND CURRENCY The prices given, by the Contract, hereunder in the BOQ shall be in United States Dollars or ILS. Furthermore inflation and escalation or changes whatsoever shall not be subject of claim later on. The Unit Prices entered against the various items in the following Bill of Quantities include all operation costs for execution, completion and maintenance of the various items of the works finished completely in every respect till the final acceptance as specified or described in the Tender Documents, with or without modifications, either by way of additions or deductions, or alterations as may be offered in writing during the progress of the works, and include, without being limited to, all what is deemed necessary particularly referred to in the Tender Documents. The Unit Price shall cover all costs of every kind whatsoever including, without being limited to, all charges for additional site installations, relocation, supervision, labor, transportation and supply of materials; the provision, maintenance, use and efficient repair of all plant, equipment and appliance of every kind, the construction and maintenance of all temporary works, the performance of all services and the fulfillment of all obligations and responsibilities herein defined. The Tenderer shall be deemed to have fully considered all the conditions, obligations, and requirements of the Tender Documents before entering the respective unit price against the various items of the Bill of Quantities. The Unit Prices given hereunder the BOQ shall also include erection, installation, fixing, and re-fixing of all elements. These prices shall also include taxes, visa for labor, gate passes, accommodations for the Contractor’s staff and labors, all required insurance and work permits, guarantees, bonds, traffic plan requirements, safety procedures, etc. and all requirements necessary to have the work maintained until its final handing over. The Unit Prices given hereunder in the Bill of Quantity for this work shall also include overheads, risks, profit etc. and all other financial matters to have all these civil works completed. Contractor’s signature and stamp Page 3
ITB 2011-021
The works, materials or activities listed in the following shall always be considered as
supportive works to be included in the Unit Prices bid for any item in the Bill of
Quantities:
Any measurement for execution and payment of the works, including the provision of
measuring instruments, gauges, setting out marks, marking paint and relevant tools,
labor, etc., the maintenance and preservation of gauges and setting-out marks during
the execution of the works.
Provision of small tackle tools or any other equipment required for the execution of the
works.
Supply of consumable materials for the Contractor’s equipment.
Removal of all contamination (refuse, debris, building rubbish and the like) arising
from or in connection with the Contractor’s work to locations approved by the
engineers
Protection of the executed works and of the items made available for execution of the
works from damage, fire, inclement weather, vandalism and theft etc., until the time of
final acceptance.
Transportation of all materials and structural components from the storage places on
site to the points of use and return transportation, if required.
Submitting and transporting any samples required.
Carrying out tests on materials and works, etc., that is required by the Engineer.
Fuel and lubricants for operation of Contractor’s equipment.
All safety precautions and measures for safeguarding labor as well as securing
surrounding areas.
Lighting of the work site.
Maintenance , repair or reconstruct damaged infrastructure resulted by contractor’s
activities
5. RIGHTS OF EMPLOYER
The following rights are reserved to the Employer:
To omit individual items mentioned in the Schedule of Prices if not required in the
opinion of the Employer and/or to replace them should it be more advantageous to
execute them in another way.
To order execution of alternative or provisional items as if they were main items.
To order execution of additional works as well as alternatives of works, always in
conformity with the conditions outlined in the Contract.
Any order and/or delivery of material or equipment by the Contractor for performance of
the works may only be based on instructions and/or approved execution drawings by the
Employer/Engineer.
All equipment and materials for installation and finishing works to be incorporated in this
contract shall prior to ordering and/or delivery by the Contractor, be approved by the
Employer/Engineer both in respect of quality and type as well as of quantity.
Contractor’s signature and stamp Page 4ITB 2011-021
6. SITE ACCESS AND STORAGE
The Tenderer shall visit all sites and ascertain the location of required access onto these
sites and the location of allowance for complying with the requirements and for the
reinstatement to original condition of all roads and areas used or disturbed by the
Contractor to the satisfaction of the Engineer.
7. SITE INSTALLATION
All costs of labor, works, provisions, materials and equipment for Site Installations
required by the Contractor and stipulated in the Tender Documents shall be included in the
various unit prices of the Bill of Quantities. No extra payment will be allowed by the
Employer for any of these activities.
8. DURATION
The total duration of the contract is Four (4) calendar months including weekends,
holidays and official holidays. Official weekends are Fridays and Saturdays.
9. OTHER CONTRACTOR’S OBLIGATIONS
The Contractor has to submit Detailed Shop Drawings to be approved by the Engineer
before commencement of the work, and all required materials should be supplied as
specified and subject to the Engineer approval.
The Contractor has to fix the underground services that may be damaged during his
work.
The Contractor has to maintain the Existing Open Channels flow during construction.
All works has to be done according to the Engineer's instructions, Drawings and
specification.
The Contractor has to repair any damages of any services at full satisfaction of
relevant Service Authority
The contractor has to test on his own expenses, the sub-grade CBR before
commencement of work, In case the CBR value less than 15%, then soil replacement
should be applied.
The contractor has to check the upper 30 cm below the top of the sub-grade to verify
that they are uniform, and any rubbish material or saturated /wet soil shall be removed
and replaced with suitable material approved by the Engineer ,
NO EXTRA COST SHALL BE PAID FOR SUCH REPLACEMENT
The contractor has to Execute any required side slope according to specifications,
drawings , and Engineer’s instructions
Price will include costs of removing and/or relocating of all obstacles such as debris,
garbage, trees and existing services in addition to the required materials necessary for
work completion according to engineer's instructions and specifications.
The contractor has to coordinate with Municipalities regarding garbage containers
location.
The contractor should include in his price the costs of cut and removal of trees roots,
backfilling, watering, and compaction in layers with clean sand as specified and
Contractor’s signature and stamp Page 5ITB 2011-021
according to the Engineer instructions, the price will also include relocation of Power,
Telephone poles and networks to sidewalk.
Price will include costs of adjusting the levels of existing manholes (in any diameter)
to suit the new situation. Replacing covers, frames, rings if defected and all materials
and work required to complete the task.
The contractor has to remove the existing base coarse during preparation works and
transport it wherever directed by the engineer to the related Municipality.
The price will include costs of cutting and removing of the existing asphalt pavement
layer and transporting the removed material to a site approved by the Engineer
Prices for excavation item shall include the removal of any buried structure not to be
part of the proposed roads, including transport of excavated, surplus material and
buried structure (not to be part of the proposed roads) to a location approved by the
engineer or his representative outside the site, workmanship and anywhere else,
needed, all according to drawings, specifications, conditions and directed instructions
by the Engineer or his representative.
Quantities of excavation shall be measured according to the dimensions mentioned in
the drawings(engineering measurements in m2)
Back-filling item should be in layers (25cm max. each & compaction test 97%). Prices
shall includes material supply, watering, compacting, transporting, testing and
anywhere else, needed, all according to drawings, specifications, conditions and direct
instructions by the Engineer or his representative.
Suitable clean sand should be used for back-filling in layers (25cm max. each &
compaction test 97%), selected from the approval excavated soil or imported. Prices
shall includes supply, watering, compacting, transporting, testing and anywhere else,
needed, all according to drawings, specifications, conditions and directed instructions
by the Engineer or his representative.
The contractor shall check and ascertain that the Benchmark used by him and its
elevation is accurate and correct in all respects. The contractor shall check the
surveying work. If correction is needed, the contractor has to redo the surveying work
on his own.
Bill # A: Rehabilitation of Road No.8
Bill No 1: Roads Works
Unit Total
Item Description Uni Qty. Price (US$)
No. t (US$)
Contractor’s signature and stamp Page 6ITB 2011-021
Unit Total
Item Description Uni Qty. Price (US$)
No. t (US$)
- The Contractor has to submit Detailed Shop
Drawings to be approved by the Engineer before
commencement of the work, and all required
materials should be supplied as specified and subject
to the Engineer approval.
- The Contractor has to fix the underground services
that may be damaged during his work.
- The Contractor should include in his price the costs
of sampling and testing as required and according to
technical specifications and work requirement.
- Price will include costs of removing and/or
relocating of all obstacles such as debris, garbage,
trees and existing services in addition to the required
materials necessary for work completion according
to engineer's instructions and specifications.
- The Contractor should include in his price the costs
of cut and removal of trees roots, backfilling,
watering, and compaction in layers with clean sand
as specified and according to the Engineer
instructions, the price will also include relocation of
Power, Telephone poles and networks to sidewalk.
- Price will include costs of adjusting the levels of
existing manholes (in any diameter) to suit the new
situation. Replacing covers, frames, rings if defected
and all materials and work required to complete the
task.
- The price will include costs of cutting and
removing of the Existing Asphalt pavement layer
and transporting the removed material to a site
approved by the Engineer
Clean, excavate, cut and fill carriageway &
sidewalks with clean dune sand from natural ground
level to the bottom of the sub-base layer design
level for carriageway and 5cm under the top face of
the curb stone for sidewalks including watering,
1.1
compaction not less than 97% & CBR not less than m2 5000
15% . All according to drawing and technical
specifications. All tests as per specifications &
Engineer Instructions.
Contractor’s signature and stamp Page 7ITB 2011-021
Unit Total
Item Description Uni Qty. Price (US$)
No. t (US$)
Transport and lay approved crushed stone base
coarse 25 cm thick in two layers with CBR > 80%
for the carriage way to the levels shown in the
drawings. Price includes transporting crushed
material, watering and compaction to reach 98 % of
1.2 maximum dry density. The work includes all tests as
per specifications and Engineer’s instructions. m2 3000
Grader must be used in spreading and leveling of
final layer. ). The work includes all tests as per
specifications & Engineer Instructions.
Note: Crushed materials to be transported from
UNDP crushing site west of Khanyounis (GAN-OR
ex-settlement
Supply & lay pre-cast concrete curbstones for
sidewalks (15x30x80 cm) including all necessary
excavations, filling with dune sand & compaction to
98% of MDD . Price includes B250 plain concrete
foundation (27x10cm) under the curbstones and
(12x21cm) behind, spreading 2 cm mortar under the
1.3 L.m 450
curbstones, filling joints between curbs with cement
mortar and painting with one prime coat and two
finishing coats of approved brand name painting
material ,expansion joint every 12 mr with selotex
board and filling 3cm with seka flex ,all according
to drawing and technical specifications.
Supply, install and compact of colored interlock tiles
8 cm thick, The price include supply and spread
1.4 dune sand 5 cm thick under interlock, all the m2 3000
required tests, all works are according to
specifications, Drawings and Engineer instructions.
Supply, form and construct B300 reinforced
concrete retaining beams (15x30cm) or any
structural element as instructed by the Engineer
1.5 including all necessary excavations & filling dune M3 3
sand to the required level, & expansion joint at 12m
interval with selotex board all in accordance with the
specification , drawings & Engineer instructions.
Total Roads Works
Contractor’s signature and stamp Page 8ITB 2011-021
Bill No 2: Water works
Unit Total
Item Description Unit Qty. Price (US$)
No. (US$)
_All works must be coordinated with the water
department at the Municipality and all testes need
to be included.
_The work includes removal of the surplus
materials outside the site to places as instructed by
the Engineer.
_Supply and installation of elbows with any angles,
Tees, Flanges, joints, metallic warning tap, and
other accessories according to details.
-The covers of manholes are made of cast iron with
diameter 60 cm engraved by the word " Water " in
English and Arabic. The ring is from cast iron
square shaped with 70*70 cm dimensions. The
concrete which used around the ring is B350 and
should have a Basalts layer of 2 cm above the
concrete and around the cover rings. All according
to drawings, specifications and Engineer’s
instruction.
_Depth of trench is 1.4 m in carriage way and 1.1m
in shoulders.
_The price includes cutting the existing asphalt (if
any) in suitable width using machine and reinstate
the road to its original condition using two layers of
base coarse 15 cm each, supply and spread prime
coat layer (MCO) under the new asphalt layer, and
spread RC2 between the new and the existing
asphalt and the asphalt layer shall be 6 cm thick. In
case the existing pavement is interlock tiling items
should include removal and re-tiling interlock
pavement to the original state including all required
material to complete the pavement layers such as
base coarse, interlock and sand ..etc.
_ The price should include the connection of the
new pipes to the existing pipes with all needed
fitting and support to complete the work
successfully.
Contractor’s signature and stamp Page 9ITB 2011-021
Item Unit Total
No. Description Unit Qty. Price (US$)
(US$)
Supply, excavate and install 63mm diameter
MDPE (Polyethylene) water pipes PN 10. The
price should include excavation of the trench
1.1 m from the design level of the sidewalk, the
pipe should be bedded and covered with at
least 20 cm of clean dune sand around and at
1- the top and bottom of the pipe , The remaining L.M 450
depth of the trench will be filling with kurkar
in layers not exceeding 20cm each, with
compaction not less than 98 % , up to the
design leveling of the road or sidewalk .All
works are performed according to the
drawings, specifications and Engineer’s
instruction.
Supply and install 100 cm internal diameter
precast circular reinforced concrete water
manholes, complete with B300 cast in place
reinforced concrete base, cast iron cover (25ton
Capacity), Frame, ring's , the concrete to be
used around the ring is B350 for at least 30cm
width and depth, Basalt layer of 2 cm thick
above the concrete and around , excavation in
any type of soil to any depth , backfilling with
clean dune sand and compaction 98% MDD up
to the design leveling of the roads, drainage
2- opening with aggregate bed, two external hot Unit 2
bitumen coating (75/25). Price shall include all
required tests. The price includes supply and
install 4" Gate valve 16 bar working pressure
including all needed fittings, nibbles ,reducers
and support to complete the works
successfully. Price shall include all required
tests and all work as per drawings,
specification and Engineer instruction
Total of Water works
Contractor’s signature and stamp Page 10ITB 2011-021
Bill No 3: Sewage works
tem Unit Total
No. Description Unit Qty. Price (US$)
(US$)
_The contractor has to submit detailed shop
drawings of the coming items for the approval by
the Engineer before starting the work.
_The price includes the cost of excavation to
depth indicated in drawings using retaining
shuttering, shoring according to instructions of
Engineer, bedding of 20 cm clean dune sand
under around and above the pipe with
compaction, backfilling the rest of the trench up
to design level with kurkar in layers 20cm thick
with compaction 98% MDD and all required
tests.
_The work includes removal of the surplus
materials outside the site to places as instructed
by the Engineer.
_The work includes connection of the sewer line
to the existing manhole .All the sewage works
have to be coordinated with Sewage Department
at the municipality.
_The price includes cutting the existing asphalt (if
any) in suitable width using machine and reinstate
the road to its original condition using two layers
of base coarse 15 cm each, supply and spread
prime coat layer (MCO) under the new asphalt
layer, and spread RC2 between the new and the
existing asphalt and the asphalt layer shall be 6
cm thick. In case the existing pavement is
interlock tiling items should include removal and
re-tiling interlock pavement to the original state
including all required material to complete the
pavement layers such as base coarse, interlock
and sand etc... The measure of the diameter of the
UPVC pipes is from the outside, where the
diameter of manholes is from inside.
_ The holes of the manholes have to be done
using core machine and the manholes have to be
coated by two external bitumen coating.
_ The covers of manholes are made of cast iron
with diameter 60 cm engraved by the word "
Sewage " in English and Arabic. the ring is from
cast iron square shaped with 70*70 cm
dimensions. the concrete which is to be used
around the ring is B350 for at least 30cm width
and depth, Basalt layer of 2 cm thick above the
concrete and around the cover to fix the ring
should be supplied and installed, all according to
drawings, specifications and Engineer’s
...instruction.
Contractor’s signature and stamp Page 11ITB 2011-021
Supply, install SN8, 200 mm outside diameter
UPVC pipes with wall thickness 5.9 mm
including connecting with existing sewer
networks including excavation, shoring,
shuttering, safety measures, testing, bedded and
covered by 20 cm of clean dune sand around the
1- pipes . Kurkar will be used for the rest of trench L.M 200
with layers not exceeding 20cm each , of 98 %
MDD, leveling the road after backfilling .All
according to drawings, specifications and
Engineer’s instruction.
Supply, install precast B300 circular reinforced
concrete Sewage manholes with internal dia. 0.80
m with cast iron steps @30cm spacing, cast iron
manhole cover, (25 ton capacity). The price
including two external bitumen coating,
shuttering, excavation in any ground, shoring,
safety measures, formwork, excavation in any
type of soil , backfilling with kurkar in layers
20cm thick each and compaction 98% MDD ,
removing the surplus soil etc.. The price includes Unit 7
2- supply and install 10cm concrete B200 under the
bottom of the manhole and B200 plain concrete
for benching. All as per drawings, specifications
and the engineer instructions.
Total of sewage works
Total Rehabilitation of Road No.8
Summary:
Description Total (US$)
Bill No 1: Roads Works
Bill no. 2: Water works
Bill No. 3: sewage works
Total of Bill # A:
Contractor’s signature and stamp Page 12ITB 2011-021
Bill # B: Construction of curbstones for median of road #10 in Gaza City
Unit Total
Item Description Uni Qty. Price (US$)
No. t (US$)
- The Contractor has to submit Detailed Shop
Drawings to be approved by the Engineer before
commencement of the work, and all required
materials should be supplied as specified and subject
to the Engineer approval.
- The Contractor has to fix the underground services
that may be damaged during his work.
- The Contractor should include in his price the costs
of sampling and testing as required and according to
technical specifications and work requirement.
- Price will include costs of removing and/or
relocating of all obstacles such as debris, garbage,
trees and existing services in addition to the required
materials necessary for work completion according
to engineer's instructions and specifications.
- The Contractor should include in his price the costs
of cut and removal of trees roots, backfilling,
watering, and compaction in layers with clean sand
as specified and according to the Engineer
instructions, the price will also include relocation of
Power, Telephone poles and networks to sidewalk.
- Price will include costs of adjusting the levels of
existing manholes (in any diameter) to suit the new
situation. Replacing covers, frames, rings if defected
and all materials and work required to complete the
task.
- The price will include costs of cutting and
removing of the Existing Asphalt pavement layer
and transporting the removed material to a site
approved by the Engineer.
-Depth of trench For Water Works is 1.4 m in
carriage way and 1.1m in shoulders.
_All works must be coordinated with the water
department at the Municipality and all testes need to
be included.
_The work includes removal of the surplus
materials outside the site to places as instructed by
the Engineer.
_Supply and installation of elbows with any angles,
Tees, Flanges, joints, metallic warning tap, and other
accessories according to details.
Contractor’s signature and stamp Page 13ITB 2011-021
Unit Total
Item Description Uni Qty. Price (US$)
No. t (US$)
Clean, excavate, cut and fill for the median with
supply and lay 30 cm clean dune sand layer mixing
with composite. This layer from natural ground level
up to 5 cm less than curbstone design level
including watering, compaction not less than 98% &
1.1
CBR not less than 15% . All according to drawings m2 5200
and technical specifications. All tests as per
specifications & Engineer Instructions.
Supply & lay pre-cast concrete curbstones for
roundabout or median (15x30x100 cm) including all
necessary excavations, filling & compaction to 97%
of MDD. The price includes Supply & lay under the
curb foundation (30x20 cm) compacted to 97% of
1.2 MDD kurkar layer , B250 plain concrete foundation
(27x12cm) under the curb and (12x21cm) behind it
L.m 3200
,spreading 2 cm mortar under the curbstone, filling
joints between curbs with cement mortar and
painting with one prime coat and two finishing
coats of approved brand name painting material ,
expansion joint every 12 mr with selotex board and
filling 3cm with seka flex , all according to drawing
and technical specifications.
Supply, and install 63mm diameter MDPE
(Polyethylene) water pipes PN 10 for the median
.The pipe should be bedded and covered with at least
20 cm of clean dune sand around and at the top and
bottom of the pipe . The kurkar will be used for
1.3 L.m 1300
backfilling the rest of the trench in layers not
exceeding 20cm, with compaction not less than 98
%, up to the design leveling of the roads. All
accordance with the specification, drawings &
Engineer instructions.
Total of Bill # B
Contractor’s signature and stamp Page 14ITB 2011-021
Summary
Description Total (US$)
Total of Bill # A : Rehabilitation of Road No.8
Total of Bill # B: Construction of curbstones for
median of road #10 in Gaza City
Total (US$)
Vat (0%) 0.00
Grand Total (US$)
Grand Total (in letters):-------------------------------------------------------------
Contractor’s Name:------------------------------------------------------------------
Signature and Stamp:----------------------------------------------------------------
Date:-------------------------------------------------------------------------------------
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