Project scope summary
Work covered: mobilization/demobilization; site clearing; dismantling of RCC elements; earth excavation and disposal; sand filling; mass concrete and RCC works; polythene sheet supply/laying; reinforcement.
ent supply; steel built-up sections; bolts; HDPE pipes.
Measurement and payment: quantities to be measured and accepted by the Engineer‑in‑charge; payments proportionate to overall contract progress.
Itemized Bill of Quantities (BOQ) — structured for tendering and measurement
|
tem
No. |
Description |
Unit |
Measurement
basis |
Remarks |
|
1 |
Mobilization, site cleaning,
dressing, stockpiling, and demobilization |
Lump sum |
As per the site area determined by the Engineer‑in‑charge |
Include safety, security, and temporary facilities |
|
2 |
Dismantling R.C.C. beam, lintel,
column, drop wall, sun shade; brooming, cleaning, and debris disposal |
m³ |
Volume of dismantled concrete
accepted by the Engineer‑in‑charge |
Include cutting, lowering from any
height, and temporary supports |
|
3 |
Earthwork — excavation in
foundation trenches up to 1.5 m depth (max lead 10 km) |
m³ |
Net excavated volume in trenches |
Include shoring if required;
exclude rock unless specified |
|
4 |
Transport and disposal of
excavated earth withina 30 km radius (loading/unloading) |
m³ or per truck |
Volume or truckloads accepted by the Engineer‑in‑charge |
Include leveling and dressing at the disposal site |
|
5 |
Sand filling in foundation
trenches and plinth in 150 mm layers (F.M. ≥ 0.5) |
m³ |
Compact volume in place to
finished level |
Compaction to 95% dry density
(Modified Proctor); include watering/ramming |
|
6 |
Mass concrete in foundation
(1:2:4) with brick chips and local sand |
m³ |
Gross concrete volume placed |
Include mixing, placing, and curing;
exclude reinforcement & shuttering |
|
7 |
Supply & laying single layer polythene
sheet (1 kg per 6.5 m²) below the concrete/floor |
m² |
Area covered |
Include laps, sealing, and fixing |
|
8 |
RCC works (1:1.5:3) measured on
gross concrete section (f'c = 25 MPa) |
m³ |
Gross concrete volume of
structural elements up to the plinth |
Rate excludes reinforcement,
fabrication, shuttering & lab test fees |
|
9 |
Reinforcement Grade 400
(B400DWR/B420DWR) — supply (up to ground floor) |
tonne or kg |
Weight of bars placed and accepted |
Include cutting, bending, and tying if
specified separately |
|
10 |
Shuttering (Steel) — supply,
fabrication, installation |
m² |
Area of formwork in contact with
concrete |
Include removal after specified
curing time; exclude centering if separate |
|
11 |
Built‑up steel sections (columns,
beams, rafters, bracings, struts) up to level‑4 (ASTM A36) |
tonne or kg |
Weight of fabricated & erected
steel |
Include testing of plates, primer
application |
|
12 |
Solid SS royal bolt with cap |
each |
Number of bolts supplied &
fixed |
Specify size, grade and fixing
method |
|
13 |
HDPE pipe 110 mm OD, wall
thickness 4.2–4.8 mm |
m |
Length laid and accepted |
Include fittings, jointing,
testing if required |
|
14 |
HDPE pipe 160 mm OD, wall
thickness 6.2–7.0 mm |
m |
Length laid and accepted |
Include fittings, jointing,
testing if required |
Measurement and payment notes
- Acceptance authority: All measurements, tests, and approvals to be certified by the Engineer‑in‑charge.
- Payment basis: Items paid on measured quantities or lump sum as specified; mobilization/cleaning payments to be proportionate to overall contract progress and based on ground area as determined by the Engineer‑in‑charge.
- Excluded items: Unless explicitly stated, rates exclude reinforcement fabrication/placing, shuttering (where noted), laboratory test fees, and specialized temporary works. These must be priced separately or clarified in the tender.
Quality, testing and standards
- Concrete: Nominal mixes and specified compressive strengths to comply with ACI / BNBC; cement BDS EN‑197‑1‑CEM‑I, 52.5N.
- Aggregates & sand: Sand F.M. and grading as specified; stone chips to ASTM C‑33.
- Rebar: Grade 400 complying with BDS ISO 6935‑2:2016 / ASTM A615; supply certificates and mill test reports.
- Steel plates: ASTM A36; provide test certificates and apply primer as specified.
- Testing: Contractor to carry out standard tests (slump, compressive strength, proctor, aggregate gradings) and submit reports; laboratory fees excluded unless stated.
Safety, environment, and disposal
- Site safety: Contractor to maintain a safe working environment, provide PPE, barricading, signage, and traffic management.
- Debris & spoil: Stockpile and dispose at Engineer‑approved location within 30 km; include loading/unloading, leveling at disposal site.
- Environmental controls: Dust suppression, silt control, and proper handling of waste materials to comply with local regulations.
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