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OVERSEAS TECHNICAL ENGINEERING AND CONSTRUCTION PTE LTD.

DOC. NO. : 0

SHEET NO.BQ1301

I BILL OF QUANTITY (STRENGTHENING OF EXT'G COMBINED FOOTING)

LOCATION - GANTRY AT TP-11

1) OVERALL DIMENSION

LENGTH OF FOOTING = 7.20 mWIDTH OF EXT'G FOOTING = 1.60 mEXTENSION WIDTH OF FOOTING ON EACH SIDE = 0.80 mNOS. OF EXTENSION ON EACH FOOTING = 2.00 nos.NEW WIDTH OF FOOTING = 3.20 mTHICKNESS OF FOOTING = 0.70 mHEIGHT OF STUMP = 0.70 mSIZE OF STUMP = 0.50 mNOS. OF STUMP REQUIRED = 2.00 nos.

NOS. OF ANCHOR BOLTS CONSIDERED/STUMP = nos.

2) SUPERSTRUCTURE (STEEL STRUCTURE)

TOTAL STEEL WEIGHT REQUIRED 0 40 t

DESIGN SHEET

CONSIDERINGTHEBQOFEXTENDEDFOOTINGONLY

WIDTH

OFFOOTING

TOTAL STEEL WEIGHT REQUIRED = 0.40 tons.

3) SUBSTRUCTURE (CONCRETE FOUNDATION) GRADE- C 35

3.1) CONCRETE

CONC. VOLUME REQUIRED = 8.06 m3

LEAN CONC. THICKNESS = 0.050 mLEAN CONC. REQUIRED = 0.58 m3

SUB-BASE THICKNESS = 0.150 mSUB-BASE REQUIRED = 4.43 m3

3.2) REINFORCEMENT fy = 460 N/mm2

A) LONGITUDINAL BENDING REINFORCEMENTREBAR LENGTH = 8.60 mQTY. = 25 nos.REBAR SIZE = T 25 BarREBAR SPACING = 150 mmUNIT WEIGHT OF REBAR = 3.853 kg/mWEIGHT OF REBAR = 0.8395 Tons.

SIDE BARREBAR LENGTH = 17.60 mQTY. = 1 nos.REBAR SIZE = T 16 BarUNIT WEIGHT OF REBAR = 1.578 kg/mWEIGHT OF REBAR = 0.028 Tons.

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OVERSEAS TECHNICAL ENGINEERING AND CONSTRUCTION PTE LTD.

DOC. NO. : 0

SHEET NO.BQ1301

DESIGN SHEET

B) TRANSVERSE BENDING REINFORCEMENTREBAR LENGTH = 1.80 mQTY. = 98 nos.REBAR SIZE = T 25 BarREBAR SPACING = 150 mmUNIT WEIGHT OF REBAR = 3.853 kg/mWEIGHT OF REBAR = 0.6797 Tons.

C) TOTAL REBAR WEIGHT REQUIRED = 1.55 Tons.

3) EXCAVATION WORKESTIMATED EXCAVATION DEPTH = 1.100 mESTIMATED EXCAVATION VOLUME = 32.47 m3

4) FORMWORKSAREA REQUIRED = 17.60 m2

5) RE-SURFACING OF EXT'G ROAD

AREA OF RE-SURFACING OF EXT'G ROAD = 110 00 m2AREA OF RE-SURFACING OF EXT G ROAD 110.00 m

THICKNESS OF ASPHALT REQUIRED = 75.00 mmASPHALT VOLUME REQUIRED = 8.25 m3

II BQ SUMMARY

TOTAL NOS. OF FOUNDATION = 2 nos.SUPERSTRUCTURETOTAL STEEL WEIGHT REQUIRED = 0.80 tons.RE-SURFACING OF EXT'G ROADASPHALT VOLUME REQUIRED = 8.25 m3

SUBSTRUCTURETOTAL CONC. VOLUME REQUIRED = 16.13 m3

TOTAL LEAN CONC. REQUIRED = 1.15 m3

TOTAL SUB-BASE REQUIRED = 8.86 m3

TOTAL REBAR WEIGHT = 3.09 Tons.196 pcs

DEPTH OF ANCHOR PENETRATION = 150 mm64.94 m3

TOTAL FORMWORKS AREA REQUIRED = 35.20 m2

Note: 1) Footing shall be consider as spread footing type.

TOTAL NOS. OF T25 CHEMICAL ANCHOR =

TOTAL ESTIMATED EXCAVATION VOLUME =