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)