Download - Unit Cost Derivation (Using H.E.)
PROJECT COST ESTIMATES
PROJECT:LOCATION:
DESCRIPTION UNIT UNIT COST AMOUNT (PhP)
1 sq.m. 36.00 LS 120,000.00
2 Reservoir and Borrow Area2.1 Clearing and Grubbing sq.m. 35,760.00 5.27 188,616.92 3 Dam
3.1 Excavation3.1.1 Stripping cu.m. 2,403.00 16.20 38,918.59 3.1.2 Core Trench cu.m. 7,668.00 27.34 209,655.39 3.2 Embankment
3.2.1 Side Borrow cu.m. 24,978.00 40.35 1,007,923.08
3.2.2 cu.m. 11,488.00 27.34 314,100.30
3.3 Gravel Blanket for U/S (0.15 thick) cu.m. 479.00 372.96 178,646.40
3.4 cu.m. 638.00 2,275.10 1,451,516.35
4.5 Sprigging and Sodding for D/S sq.m. 3,180.00 15.51 49,322.07 4.6 Gravel Surfacing for Dam Crest cu.m. 183.60 338.17 62,087.95 4.7 Toe Drain
4.7.1 Rock Toe (Boulders) cu.m. 440.00 2,074.08 912,595.49 4.7.2 Gravel & Sand Transition cu.m. 284.50 443.19 126,086.67 4.7.3 Fine Sand Transition cu.m. 110.20 443.19 48,839.20
5 Spillway5.1 Excavation cu.m. 4,105.00 27.34 112,237.27 5.2 Structural Backfill cu.m. 285.00 96.99 27,641.77 5.3 Concrete Class A cu.m. 252.00 5,475.81 1,379,904.64 5.4 Reinforcing Steel kgs. 10,836.00 38.50 417,182.93 5.5 Leveling Course cu.m. 264.00 372.96 98,460.65 5.6 Riprap (Grouted) cu.m. 172.00 3,195.30 549,592.03 6 Outlet Works
6.1 Excavation cu.m. 92.50 80.82 7,476.21 6.2 Structural Backfill cu.m. 86.00 96.99 8,341.03 6.3 Concrete Class A cu.m. 23.20 5,475.81 127,038.84 6.4 Reinforcing Steel kgs. 998.30 38.50 38,434.27 6.5 Leveling Course cu.m. 14.60 372.96 5,445.17 6.6 Steel Pipe pcs. 12.00 40,633.94 487,607.33 6.7 Gate Valve assembly 1.00 59,085.00 59,085.00
6.8 assembly 1.00 2,047.50 2,047.50
7 Irrigation Works7.1 Excavation cu.m. 95.00 80.82 7,678.27 7.2 Fill
7.2.1 Excavation cu.m. 16.50 96.99 1,600.31 7.3 Concrete Class A cu.m. 3.50 5,475.81 19,165.34 7.4 Reinforcing Steel kgs. 150.50 38.50 5,794.21
TOTAL CONSTRUCTION COST 8,063,041.17
ITEM NO.
QUANTITY
Construction of Field Office & other Temporary Facilities
Side Borrow from core trench and spillway
Handlaid Riprap for U/S (0.2 m.dia. Boulders)
Trashrack, Fish Screen & Flash Board
COST DERIVATION
Porject :Location:
Item 3.1 CLEARING AND GRUBBING
A. EQUIPMENT AMOUNT (PhP)
Bulldozer 140 Hp 1 717.50 717.50 Dump Truck 1 695.00 695.00 Minor Tools: 10% of Labor 19.13 TOTAL A 1,431.63 B. LABORH.E. Operator 1 30.00 30.00 Driver 1 18.13 18.13 Skilled Laborer 1 18.13 18.13 Unskilled Laborer 8 15.63 125.04 TOTAL B 191.30 TOTAL A & B 1,622.93 Output (sq.m./hr.) 400C. DIRECT COST (PhP/cu.m.) 4.06 D. % Mark - up (30%) 1.22
TOTAL COST (PhP/sq.m.) 5.27
UNIT (HR)
UNIT COST (P/HR)
COST DERIVATION
Porject :Location:
Item 4.1.1 STRIPPING
A. EQUIPMENT
Bulldozer D6D 1 717.50 717.50 B. LABORH.E. Operator 1 30.00 30.00 TOTAL A & B 747.50 Output (sq.m./hr.) 60C. DIRECT COST (PhP/cu.m.) 12.46 D. % Mark - up (30%) 3.74
TOTAL COST (PhP/cu.m.) 16.20
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATIONItem 4.7.3 FINE SAND TRANSITION
A. EQUIPMENT
Bulldozer 75 Hp 1 511.25 511.25 Dump Truck 5.3 cu.m. 1 695.00 695.00 Loader 1.34 cu.m. 1 454.00 454.00 TOTAL A 1,660.25 B. LABORAssistant Foreman 1 18.75 18.75 H.E. Operator 2 30.00 60.00 Driver 1 18.13 18.13 Unskilled Laborer 8 15.63 125.04 TOTAL B 221.92 TOTAL A & B 1,882.17 Output (cu.m./hr.) 90C. DIRECT COST (PhP/cu.m.) 20.91 D. MaterialsSand Delivered on site 1 320.00 320.00 C. TOTAL DIRECT COST (C+ D) 340.91
D. % Mark - up (30%) 102.27
TOTAL COST (PhP/cu.m.) 443.19
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Item 6.6 STEEL PIPE (.35 m diam.)
A. EQUIPMENT
Right of Tools (10% of Labor) 296.08 TOTAL A 296.08 B. LABORAssistant Foreman/pc. 16 22.50 360.00 Skilled Laborer/pc 40 18.13 725.20 Unskilled Laborer/pc 120 15.63 1,875.60 TOTAL B 2,960.80 C. Materials.35 m dia X 6 m spirally welded steelpipe with colar coating delivered on site 1 21,000.00 21,000.00 Flange: 2 pcs./pc 2 3,500.00 7,000.00 TOTAL C 28,000.00 TOTAL DIRECT COST (A + C+ D) 31,256.88
D. % Mark - up (30%) 9,377.06
TOTAL COST (PhP/cu.m.) 40,633.94
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Item 5.3 & 6.3 CONCRETE CLASS A
A. EQUIPMENT
Two (2) Baggers Portable Concrete Mixer 1 80.00 80.00 Dump Truck for 1/4 hr 0.25 695.00 173.75 TOTAL A 253.75 B. LABORForeman 1 22.50 22.50 Driver 0.25 18.13 4.53 Skilled Laborer 4 18.13 72.52 Unskilled Laborer 12 15.63 187.56 TOTAL B 287.11 TOTAL A & B 540.86 Output (cu.m./hr.) 0.8C. DIRECT COST (PhP/cu.m.) 676.08 D. Materials(per cu.m. of concrete class A)Cement (Bags) 9.08 120.00 1,089.60 Fresh Sand (cu.m.) 0.4 320.00 128.00 Gravel G1 (cu.m.) 0.88 320.00 281.60 Plywood 1/2"X4'X8' 0.68 450.00 306.00 False Work (bd.ft.) 60 25.00 1,500.00 Nails & Hardware (kls.) 2.5 25.00 62.50 TOTAL 3,367.70 Incidentals: (5%) 168.39 TOTAL D 3,536.09 C. TOTAL DIRECT COST (C+ D) 4,212.16
D. % Mark - up (30%) 1,263.65
TOTAL COST (PhP/cu.m.) 5,475.81
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATIONItem 4.6 Gravel Surfacing
A. EQUIPMENT
Bulldozer 140 Hp 1 717.50 717.50 Bulldozer 75 Hp 1 511.25 511.25 Sheepfoot Roll 170 Hpler 1 193.13 193.13 Vibratory Roller CA - 25 1 258.13 258.13 Water Truck 1,000 gal. 1 566.25 566.25 TOTAL A 2,246.26 B. LABORAssistant Foreman 1 18.75 18.75 H.E. Operator 1 30.00 30.00 L.E. Operator 2 20.00 40.00 Driver 1 18.13 18.13 Unskilled Laborer 4 15.63 62.52 TOTAL B 169.40 TOTAL A & B 2,415.66 Output (cu.m./hr.) 120C. DIRECT COST (PhP/cu.m.) 20.13 D. MaterialsGranular Delivered on site 1 240.00 240.00 C. TOTAL DIRECT COST (C+ D) 260.13
D. % Mark - up (30%) 78.04
TOTAL COST (PhP/cu.m.) 338.17
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 4.2.1 Embankment Fill (From reservoir & side borrow, free haul)I. EXCAVATION
A. EQUIPMENT
Bulldozer D6D 1 717.50 717.50 B. LABORH.E. Operator 1 30.00 30.00 TOTAL A & B 747.50 Output (cu.m./hr.) 60C. DIRECT COST (PhP/cu.m.) 12.46
II. SPREADING AND COMPACTION
A. EQUIPMENT
Bulldozer 140 Hp 1 717.50 717.50 Bulldozer 75 Hp 1 511.25 511.25 Sheepfoot Roll 170 Hpler 1 193.13 193.13 Vibratory Roller CA - 25 1 258.13 258.13 Water Truck 1,000 gal. 1 566.25 566.25 TOTAL A 2,246.26 B. LABORAssistant Foreman 1 18.75 18.75 H.E. Operator 1 30.00 30.00 L.E. Operator 2 20.00 40.00 Driver 1 18.13 18.13 Unskilled Laborer 4 15.63 62.52 TOTAL B 169.40 TOTAL A & B 2,415.66 Output (cu.m./hr.) 130C. DIRECT COST (PhP/cu.m.) 18.58
D. % Mark - up (30%) 9.31
TOTAL COST (PhP/cu.m.) 40.35
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 5.2 and 6.2 STRUCTURAL BACKFILL (Manual Labor)
A. LABOR
Skilled Labor 1.00 18.13 18.13 Unskilled Labor 6 15.63 93.78 Total A 111.91 Output (cu.m./hr.) 1.5B. DIRECT LABOR COST 74.61
D. % Mark - up (30%) 22.38
TOTAL COST (PhP/cu.m.) 96.99
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 5.6a HANDLAID RIPRAP
A. LABOR
Unskilled Labor 8 15.63 125.04 Total A 125.04 Output (kgs.) 0.5B. DIRECT LABOR COST 250.08
C. MaterialsBoulders on site (cu.m.) 1 1,500.00 1,500.00 TOTAL C 1,500.00 TOTAL DIRECT COST (B + C) 1,750.08 D. % Mark - up (30%) 525.02
TOTAL COST (PhP/cu.m.) 2,275.10
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 6.8. TRASHRACK AND FISH SCREEN
A. MATERIALS AMOUNT (PhP)
1.00 1,500.00 1,500.00
Total A 1,500.00 B. LABOR COSTInstallation Cost 5% of material cost 75.00 TOTAL DIRECT COST 1,575.00 C. % Mark - up (30%) 472.50
TOTAL COST (PhP/cu.m.) 2,047.50
UNIT (HR)
UNIT COST (P/HR)
Trashrack (Welded 1.0 X 1.55 m) with 10 mm dia. Bar on5 mm X 25 mm flat bar)
COST DERIVATION
Porject :Location:
Item 6.7 GATE VALVE (.35 m. dia)
A. MATERIALS
Gate Valve (.35 m dia.) steel pipe 1.00 45,000.00 45,000.00 delivered on siteTotal A 45,000.00 B. LABOR COSTInstallation Cost (1% of material cost) 450.00 TOTAL DIRECT COST 45,450.00 C. % Mark - up (30%) 13,635.00
TOTAL COST (PhP/cu.m.) 59,085.00
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 6.1 EXCAVATION FOR CONCRETE STRUCTURES & IRRIG. CANALS
A. LABOR
Skilled Labor 1.00 18.13 18.13 Unskilled Labor 6 15.63 93.78 Total A 111.91 Output (kgs.) 1.8B. DIRECT LABOR COST 62.17 C. % Mark - up (30%) 18.65
TOTAL COST (PhP/cu.m.) 80.82
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 5.6 GROUTED RIPRAP
A. LABOR
Skilled Labor 1.00 18.13 18.13 Unskilled Labor 8 15.63 125.04 Total A 143.17 Output (kgs.) 0.4B. DIRECT LABOR COST 357.93
C. MaterialsBoulders on site (cu.m.) 1 1,500.00 1,500.00 Cement (bags) 4.2 120.00 504.00 Fresh Sand (cu.m.) 0.3 320.00 96.00 TOTAL C 2,100.00 TOTAL DIRECT COST (B + C) 2,457.93 D. % Mark - up (30%) 737.38
TOTAL COST (PhP/cu.m.) 3,195.30
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 5.4 REINFORCING STEEL
A. LABOR
(Cutting, Bonding & Fixing) Skilled Labor 1.00 18.13 18.13 Unskilled Labor 6 15.63 93.78 Total A 111.91 Output (kgs.) 60B. DIRECT LABOR COST 1.87
C. MaterialsReinforcing Steel on site (kgs.) 1 27.00 27.00 Tie Wire Kg/kg of rebars 0.03 25.00 0.75 TOTAL B & C 29.62 D. % Mark - up (30%) 8.88
TOTAL COST (PhP/cu.m.) 38.50
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 4.7.1 ROCK TOE DRAIN
A. LABOR
Skilled Labor 1.00 18.13 18.13 Unskilled Labor 8 15.63 125.04 Total A 143.17 Output (cu.m./hr.) 1.5B. DIRECT LABOR COST 95.45
C. MaterialsBoulder Materials Delivered on site(cu.m) 1 1,500.00 1,500.00
TOTAL B & C 1,595.45 D. % Mark - up (30%) 478.63
TOTAL COST (PhP/cu.m.) 2,074.08
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 4.3 STRIPPING Item 5.5 and Item 6.5 Leveling Course
A. LABOR
Unskilled Labor 6 15.63 93.78 Output (cu.m./hr.) 2B. DIRECT LABOR COST 46.89
C. MaterialsGranular Materials Delivered on site(cu.m) 1 240.00 240.00
TOTAL B & C 286.89 D. % Mark - up (30%) 86.07
TOTAL COST (PhP/cu.m.) 372.96
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 4.5 SPRIGGING & SODDING
A. LABOR
Skilled Laborer 1 18.13 18.13Unskilled Labor 8 15.63 125.04 TOTAL A 143.17 Output (sq.m./hr.) 12B. DIRECT LABOR COST 11.93 C. % Mark - up (30%) 3.58
TOTAL COST (PhP/cu.m.) 15.51
UNIT (HR)
UNIT COST (P/HR)
AMOUNT (PhP)
COST DERIVATION
Porject :Location:
Item 4.1.2 & 5.1 EXCAVATION FOR CORE TRENCH & EMERGENCY SPILLWAY
A. EQUIPMENT AMOUNT (PhP)
Bulldozer 140 Hp 1 717.50 717.50 TOTAL A 717.50 B. LABORH.E. Operator 1 30.00 30.00 Unskilled Laborer 6 15.63 93.78 TOTAL B 123.78 TOTAL A & B 841.28 Output (cu.m./hr.) 40C. DIRECT COST (PhP/cu.m.) 21.03 D. % Mark - up (30%) 6.31
TOTAL COST (PhP/cu.m.) 27.34
UNIT (HR)
UNIT COST (P/HR)