d ÀA À ÀÆä E ÁSÉ WATER RESOURCES DEPARTMENT CHAPTER - WRD: 5 SCHEDULE OF RATES LIFT IRRIGATION WORKS REFERENCE DATA

Transcription

1 d ÀA À ÀÆä E ÁSÉ WATER RESOURCES DEPARTMENT CHAPTER - WRD: 5 SCHEDULE OF RATES FOR THE YEAR : CONTENTS PAGES REFERENCE DATA NOTES ON BASIC RATES DATA RATES ANNEXURES zàgà ÀnÖ À«Äw ÄAzÀ ÀjµÀÌj À ànözé FINALISED BY SCHEDULE OF RATES COMMITTEE

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3 - REFERENCE DATA FOR THE YEAR : COST OF MATERIALS : 1 Acetyline gas per cum `: Acid resisting mortar per kg `: Acid resisting tiles per Dozen `: Acrylic emulsion paint per ltr `: Air hose 25 mm dia per Rm `: Aluminium beading for glass fixing per Rm `: Burnt bricks per 1000 Nos `: Cement 43 Gr per kg `: Cement concrete solid blocks per No. `: Coarse aggregate mm per cum `: Coarse aggregate mm per cum `: Coarse aggregate mm per cum `: Coarse aggregate mm per cum `: Concrete admixture ( Super Plasticizer ) per ltr `: Detonating fuse coil per Rm `: Detonator delay type per No. `: Detonator electric per No. `: Detonator ordinary per No. `: Diesel per litre `: Ductile iron pipe ( 18 kg / sqcm test pressure ) 1000 mm dia `: Ductile iron pipe ( 18 kg / sqcm test pressure ) 1200 mm dia `: Ductile iron pipe ( 18 kg / sqcm test pressure ) 800 mm dia `: Empty cement bag per No. `: Explosive Ammonium nitrate ( ANFO ) per kg `: Explosive high strength ANFO booster per kg `: Explosive small dia ( Kelvex-220 or equivalent ) per kg `: Fine aggregate / sand per cum ( screened ) `: Fine aggregate / sand per cum ( unscreened ) `: G.I barbed wire 12 x 12 gauge per kg `: G.I chain link mesh 10 gauge 50 x 50 mm opening per sqm `: G.I stretcher wire 8 gauge per kg `: GI pipe B class 40 mm dia per Rm `: G.I sheet plain Class II 1 mm thick per tonne `: G.I sheet corrugated Class-II 1 mm thick per tonne `: G.I bolt / nut / washer ( general purpose ) per kg `: Guniting nozzle per No. `: Header stone 200 x 200 x 400 mm per No. `: Hot dipped GI bolts / Nuts / Washers per kg `: Ironite compound per kg `: J- Bolts for fixing soldiers per No. `: Jack hammer drill rod 1.5 m per No. `: Maxphalt 80 / 100 Grade per kg `: M.S bolts / Nuts / Washers per kg `: Murum per cum `: Oxygen gas per cum `: Plain glass 4 mm thick `: Pre-stressed concrete pipe ( 18 kg / sqcm test pressure ) 1000 mm dia `: Pre-stressed concrete pipe ( 18 kg / sqcm test pressure ) 1200 mm dia `: Pre-stressed concrete pipe ( 18 kg / sqcm test pressure ) 800 mm dia `: Rails per tonne `: Rapid wire mesh 50 x 50 mm opening non-galvanized per sqm `: Reinforcement steel per kg `:

4 53 Rolling shutter per sqm `: Rust cleaner per ltr `: Shutter oil per ltr `: Size stone 200 mm height per No. `: Spinning belt per No. `: Steel door ( frame and Shutter tubular sections ) per sqm `: Steel door ( frame CRCA sheet Shutter tubular sections ) per sqm `: Steel window tubular frame Z section shutter `: Steel window both frame and shutter tubular sections `: Stone chips ( at quarry ) per cum `: Structural steel angle / channel / beam / bar per kg `: Structural steel plate / flat per kg `: Synthetic enamel paint per ltr `: Top cover for rolling shutter per Rm `: Un-coursed rubble stones ( at quarry ) per cum `: Water hose 20 mm dia per Rm `: Water proof cement paint per kg `: Weld mesh 50 x 50 mm 13 gauge per sqm `: Welding electrodes 4 mm dia ( general use ) per No. `: Welding electrodes 4 mm dia ( low hydogen ) per No. `: Wire brush per No. `: Wire mesh ( chain link galvanized ) 50 x 50 mm 20 SWG per sqm `: Zinc chromate red oxide primer per ltr `: ROYALTY CHARGES: Per tonne 1 Earth / Soil / Murum `: Stone / Coarse aggregate `: Fine aggregate / Sand `: LEAD, LOADING & UNLOADING CHARGES: 1 km lead Loading Unloading 1 Cement per tonne `: Coarse aggregates / Stones per cum `: Earth/ Sand per cum `: Steel per tonne `: HIRE CHARGES OF MACHINERY: Hire charge Fuel charge Crew charge 1 Air compressor 8.5 cmm / hour ( diesel ) `: Air compressor 8.5 cmm per hour ( ele ) `: Angle dozer per hour `: Bending machine / hour `: Concrete mixer 300 / 200 ltr / hour ( diesel ) `: Concrete mixer 300 / 200 ltr / hour ( ele ) `: DG set 30 kva per hour `: Guniting equipment per hour `: Jack hammer per hour `: Mobile crane 8 t capacity per hour `: Needle Vibrator 40 mm dia ( ele ) / hour `: Needle Vibrator 40 mm dia ( petrol ) / hour `: Pug cutting machine per hour `: Pump ( diesel ) 5 hp per hour `: Pump ( electric ) 5 hp per hour `: Road roller per hour `: Shovel 0.5 cum per hour `: Shovel 0.85 cum per hour `:

5 19 Spinning machine per hour `: Stationery derric crane per hour `: Tipper 5 cum per hour `: Transformer 250 KVA per month `: Upright drilling / Grinder / Cutter per hour `: Vibrating plate compactor ( diesel ) per hour `: Water tanker per hour `: Welding transformer per hour `: WAGES OF WORKERS: Per day 1 Bar bender `: Blaster licensed `: Carpentor Cl- II `: Crowbar man `: Electrician `: Fitter shuttering works `: Foreman `: Helper blasting `: Helper fitter `: Khalasi `: Lineman `: Maistry `: Mason Cl-I `: Mason Cl-II `: Mazdoor ( cement handling ) `: Mazdoor ( Heavy) `: Mazdoor ( Light ) `: Painter Cl I `: Painter Class-II `: Pipe fitter `: Stone breaker ( Hammerman ) `: Stone chiseller Cl - I `: Stone chiseller Cl - II `: Tile layer `: Welder / Gas cutter / Marker / Erector `: ELECTRIC SUB-STATION MATERIALS: 1 RCC Pole 8m length (145kg/WL) including earth work, erection etc., `: Flood light 250/450 W ( HPMH/HPSodium vapour lamp ) `: Flood light luminaire set (250W HPMH/HPSV with control gear box) `: Fluoscent tube light ( 2'/4'-36/40W) `: Fluoscent tube light set ( Patti type with electronic ballast 1 x 4'-28W) `: Moulded case Circuit breaker (four pole Amps 50kA) `: HT/LT Rabbit Conductor (6/3.15mm AI+6/3.15mm steel) `: PVC Armoured cable 10 sqmm and below (4 core-1.1kv LTUG cable) `: PVC Armoured cable 16 sqmm (4 core-1.1kv LTUG cable) `: PVC Armoured cable 25 sqmm (3.5 core-1.1kv LTUG cable) `: PVC Armoured cable 70 sqmm (3.5 core-1.1kv LTUG cable) `:

6 OTHER DATA : 1 Contractor's Overheads on Materials / Machinery / Labour % Contractor's Profit on Materials / Fuel & energy charges / Labour % Demand charges per KVA / month `: Energy charges per kwhr `: Excise duty on structural steel works % Hidden cost on labour % Hidden cost on labour ( additional for Lift Irrigation works ) % Insurance charges on machinery % Rate of interest per annum % Shutter fabrication cost per kg `: Small Tools & Plants on Materials / Machinery / Labour % Sundries ( Lump sum rate for unquantified inputs ) `: Cost of Electric sub-station / Demand charges ( Annexure-1 ) % Cost of Other enabling works ( Annexure -2 ) %

7 NOTES ON SCHEDULE OF RATES FOR THE YEAR : All notes under ' General Notes on Schedule of Rates ' and ' Notes on Lead, Lift, Loading and un-loading Charges ' are applicable to ' Lift Irrigation Works ' also to the extent they are relevant. 2. Unless otherwise specified the basic rates are inclusive of all lifts. 3. Unless otherwise specified the basic rates are inclusive of standard finish required for concrete surface. 4. Unless otherwise specified the basic rates are inclusive of initial lead of 50 m. 5. Cement content specified for cement concrete works in the item description is based on theoritical design mix computations and is exclusive of wastage and requirement for any incidentals. The actual cement content may vary based on trial mix studies. A suitable clause shall be included in tender for regulating payment for any upword or downword variation in cement content. 6. The quantities of materials including wastage, requirements for incidentals etc., for working out additional lead charges shall be as per the statement of requirement of materials under this section. 7. The basic rates are exclusive of cost of site clearing and river diversion arrangements such as coffer dams, bunds, diversion channels etc. Separate sub-estimates shall be prepared for all types coffer dams, bunds, diversion channels etc., and based on such sub-estimates lump-sum provision shall be included in the main estimate for the work. 8. Rates for Electric sub-station items, Lighting inside and outside pump house, Earthing for pump house installation etc., are not included in the SR. Separate item rate or lump-sum provisions may be included in the estimate for these items. 9. Lead charges for steel / heavy machinery and parts, wherever applicable, shall be considered from nearest reputed supplier's / manufacturer's place. 5

8 SECTION:. YEAR: ITEM No: WRD: ITEM: Excavation in all kinds of soil including boulders upto 0.60 m dia. ( cum ) for approach channel / foundation of jack-well / pump house / delivery chamber and appurtenant structures and placing the excavated stuff neatly in specified dump area or disposing off the same as directed including cost of all materials, machinery, labour, working in wet and watery site conditions ( excluding dewatering ) etc., complete with lead upto 1 km and all lifts. DATA:Capacity of shovel bucket : 0.85 cum Capacity of shovel bucket under heaped condition : 1.00 cum Capacity of tipper : 5.00 cum Lead for disposal of excavated soil : Upto 1 km Speed for loaded tipper under wet and watery site conditions : 10 km / hr Speed for empty tipper under wet and watery excavation condition : 15 km / hr Turning and unloading time : 2.00 min Turning and spotting time : 0.50 m Shovel digging and loading cycle per bucket under watery condition : 25 sec 1. Quantity of excavation : In-situ quantity / bucket for 15 % bulkage on digging ( 1 /1.15 ) : 0.87 cum In-situ quantity per load for 20 % bulkage of soil ( 5 /1.2 ) : 4.16 cum Number of buckets per load ( 4.16 / 0.87 ) say : 5 buckets Corrected Quantity of in-situ soil per load ( 5 x 0.87 ) say : 4.35 cum Ideal cycle time for loading 5 buckets ( 5 x 25 / 60 ) : 2.08 min The ideal cycle time for shovel requires spotting of a tipper within 2.08 minutes near the shovel. However, in practice for excavation of approach channel the width available may not permit positioning of tippers on either side of the shovel for loading. Generally, one tipper has to move after loading to position next tipper for loading. Assuming one cycle time extra the corrected cycle time for the shovel will be : ( 6 x 25 / 60 ) : 2.50 min Round trip cycle time for tipper: Corrected cycle time of shovel for digging & loading : 2.50 min Time for 1 km haulage under load ( 1 x 60 / 10 ) : 6.00 min Time for turning and un-loading : 2.00 min Time for 1 km return trip ( 1 x 60 / 15 ) : 4.00 min Time for turning and spotting : 0.50 min Total : min No.of tippers to match corrected cycle time of shovel ( 15.00/ 2.50 ) : 6 Nos Output of tipper / hr with 50 min working / hr ( 50 x 4.35 / 15 ) : cum Output for 6 tippers per day ( 6 x x 8 ) say : 695 cum Further, assuming about 95 percent of excavation by deploying shovel and about 5 percent excavation mainly for trimming the sides to final profile by manual labour the daily progress of excavation will be : ( 695 / 0.95 ) say : 730 cum Consider 730 cum for rate analysis. 2. Requirement of materials: No materials involved in the work. - DATA RATES 3. Requirement of machinery : Deploy 0.85 cum capacity shovel for 8 hours for digging and loading 695 cum insitu soil. Deploy 6 tippers of 5 cum capacity for 8 hours for disposal of 695 cum insitu soil. 4. Requirement of workforce ( other than machinery crew ) : Average output of 1 heavy & 1 light mazdoor assumed at 4 cum / day for trimming and disposal in view of working under wet and watery site conditions. Deploy 9 heavy and 9 light mazdoors for disposal of 35 cum soil. Deploy 1 maistry. 6

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10 RATE ANALYSIS UNIT : cum A. MATERIALS: Sl No Perticulars 1 NIL Total `: 0.00 Add for small Tools and 1% `: 0.00 Add for Contractor's 10% `: 0.00 Add for Contractor's 5% `: 0.00 Total cost of Materials : `: 0.00 B. MACHINERY: 1 Shovel 0.85 cum capacity Hour Fuel / Energy charges Hour Tippers 5 cum capacity ( 6 ) Nos Hour Fuel / Energy charges Hour Total `: Add for small Tools and 1% `: Add for Contractor's Profit on DPOL / 10% `: Add for Contractor's 5% `: Total hire charges of Machinery : `: C. LABOUR: 1 Crew for Shovel Hour Crew for Tipper Hour Maistry Day Heavy mazdoor Day Light mazdoor Day Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for hidden cost on 15% `: Add for additional hidden cost on 5% `: Add for Contractor's 5% `: Total cost of Labour : `: ABSTRACT: A. Cost of Materials `: 0.00 B. Hire charges of Machinery `: C. Cost of Labour `: TOTAL `: Add for other enabling 0.90% `: Total cost for cum `: Rate per cum `: Rate approved per cum `: SECTION:. YEAR: ITEM No: WRD: ITEM: Excavation in all kinds of soil including boulders upto 0.60 m diameter ( cum ) for pipe line trenches / anchor blocks / thrust blocks / saddles and other similar structures and placing the excavated stuff neatly as directed including cost of all materials, machinery, labour, barricading the area, providing danger lights and other safety measures etc., complete 7

11 with lead upto 1 km and all lifts. DATA:Capacity of shovel bucket : 0.85 cum Capacity of shovel bucket under heaped condition : 1.00 cum Excavation for trench by shovel generally requires more time compared to excavation in open area in view of restrictions for movement of shovel. Therefore, about 100 percent increase in shovel digging and dumping / loading cycle per bucket is assumed compared to open area. Shovel digging and dumping/ loading cycle per bucket ( 20 x 2 ) : 40 sec 1. Quantity of excavation : In-situ quantity / bucket for 15 % bulkage on digging ( 1 /1.15 ) : 0.86 cum In-situ quantity per load for 20 % bulkage of soil ( 5 /1.2 ) : 4.16 cum Number of buckets per load ( 4.16 / 0.87 ) say : 5 buckets Corrected Quantity of in-situ soil per load ( 5 x 0.87 ) say : 4.35 cum Ideal cycle time for loading 5 buckets ( 5 x 40 / 60 ) : 3.33 min The ideal cycle time for shovel requires spotting of a tipper within 3.33 minutes near the shovel. However, in practice for canal excavation the space available may not permit positioning of the tippers on either side of the shovel. Generally, one tipper has to move after loading to position the next tipper for loading. Assuming one cycle time extra the corrected cycle time for the shovel will be : ( 6 x 40 / 60 ) : 4.00 min Round trip cycle time for tipper: Corrected cycle time of shovel for digging & loading : 4.00 min Time for 1 km haulage under load ( 1 x 60 / 10 ) : 6.00 min Time for turning and un-loading : 2.00 min Time for 1 km return trip ( 1 x 60 / 15 ) : 4.00 min Time for turning and spotting : 0.50 min Total : min No.of tippers to match corrected cycle time of shovel ( 16.50/ 4.00 ) say : 4 Nos Output of tipper / hr with 50 min working / hr ( 50 x 4.35 / 16.5 ) say : cum Output for 4 tippers per day ( 4 x x 8 ) say : 416 cum Further, assuming about 95 percent of excavation by deploying shovel and about 5 percent excavation mainly for trimming the bed to final profile by manual labour the daily progress of excavation will be : ( 416 / 0.95 ) say : 435 cum Consider 440 cum for rate analysis. 2. Requirement of materials : No materials involved in the work. 3. Requirement of machinery : Deploy 0.85 cum capacity shovel for 8 hours for digging and loading 416 cum insitu soil. Assuming about 50 percent of quantity is required for refilling the trench, the quantity of soil to be disposed off will be about 208 cum. Deploy 5.00 cum capacity 4 tippers for 5 hours for disposal of 208 cum insitu soil. 4. Requirement of workforce ( other than machinery crew ) : Quantity of soil to be excavated for levelling bed ( ) : 19 cum Consider out-put of 1 heavy and 2 light 3.00 cum / day Deploy 6 heavy and 12 light mazdoors for levelling bed and disposal of residual soil. Deploy 1 maistry. RATE ANALYSIS UNIT : cum A. MATERIALS: Sl No Perticulars 1 Sundries ( safety arrangements ) Total `: Add for small Tools and 1% `: 4.50 Add for Contractor's 10% `: Add for Contractor's 5% `: Total cost of Materials : `:

12 B. MACHINERY: 1 Shovel 0.85 cum capacity Hour Fuel / Energy charges Hour Tipper 5 cum capacity Hour Fuel / Energy charges Hour Total `: Add for small Tools and 1% `: Add for Contractor's Profit on DPOL / 10% `: Add for Contractor's 5% `: Total hire charges of Machinery : `: C. LABOUR: 1 Crew for Shovel Hour Crew for Tipper Hour Maistry Day Heavy mazdoor Day Light mazdoor Day Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for hidden cost on 15% `: Add for additional hidden cost on 5% `: Add for Contractor's 5% `: Total cost of Labour : `: ABSTRACT: A. Cost of Materials `: B. Hire charges of Machinery `: C. Cost of Labour `: TOTAL `: Add for other enabling 0.90% `: Total cost for cum `: Rate per cum `: Rate approved per cum `: SECTION:. YEAR : ITEM No: WRD: ITEM: Excavation in soft rock without blasting including boulders upto 0.60 m diameter ( cum ) for approach channel / foundation of jack-well / pump house / delivery chamber and appurtenant structures and placing the excavated stuff neatly in specified dump area or disposing off the same as directed including cost of all materials, machinery, labour, working in wet and watery site conditions (excluding dewatering) etc., complete with lead upto 1 km and all lifts. DATA:Capacity of shovel bucket : 0.85 cum Capacity of shovel bucket under heaped condition : 1.00 cum Capacity of tipper : 5.00 cum Lead for disposal of excavated soft rock : Upto1.00 km Speed for loaded tipper under haul road condition : 10 km / hr Speed for empty tipper under haul road condition : 15 km / hr Turning and unloading time : 2.00 min Shovel digging and loading cycle per bucket : 37 sec 1. Quantity of excavation : In-situ quantity / bucket for 30 % bulkage on unloading ( 1 / 1.30 ) : 0.77 cum 9

13 In-situ quantity per load for 5 cum of soft rock ( 5 / 1.30 ) : 3.85 cum Number of buckets per load ( 3.85 / 0.77 ) say : 5 buckets Ideal cycle time for loading 5 buckets ( 5 x 37 / 60 ) : 3.08 min The ideal cycle time for shovel requires spotting of a tipper within 3.08 minutes near the shovel. However, in practice for dam or canal excavation the space available may not permit positioning of tippers on either side of the shovel. Generally one tipper has to move after loading to position the next tipper for loading. Assuming one extra cycle for shovel, the corrected cycle time for the shovel will be : ( 6 x 37 / 60 ) : 3.70 min Round trip cycle time for tipper : Corrected cycle time of shovel for digging and loading : 3.70 min Time for 1km haulage under load ( 60 / 10 ) : 6.00 min Time for turning and un-loading : 2.00 min Time for 1 km return trip ( 60 / 15 ) : 4.00 min Time for turning and spotting : 0.50 min Total : min No.of tippers to match corrected cycle time of shovel (15.2 / 3.7 ) : 4 Nos Output of tipper / hr with 50 min working / hr ( 50 x 3.85 / ) : cum Output for 4 tipper per day ( 4 x x 8 ) say : 405 cum Further, consider about 95 percent excavation by deploying shovel and 5 percent excavation by manual labour mainly for trimming the bed / sides to final profile. Daily quantity of excavation in soft rock ( 405 / 0.95 ) say : 425 cum Consider 425 cum for rate analysis. 2. Requirement of materials : No materials involved in the work. 3. Requirement of machinery : Deploy 0.85 cum capacity shovel for 8 hours for digging and loading 405 cum. Deploy 4 tippers of 5 cum capacity for disposal of 405 cum. 4. Requirement of workforce ( other than machinery crew ) : Output of 1 heavy and 1 light mazdoor assumed at 4 cum per day for disposal. Deploy 5 heavy and 5 light mazdoors for trimming and loading 20 cum soft rock. Deploy 2 crowbarman for trimming. Deploy 1 maistry. RATE ANALYSIS UNIT : cum A. MATERIALS: Sl No Perticulars 1 NIL Total `: 0.00 Add for small Tools and 1% `: 0.00 Add for Contractor's 10% `: 0.00 Add for Contractor's 5% `: 0.00 Total cost of Materials : `: 0.00 B. MACHINERY: 1 Shovel 0.85 cum capacity Hour Fuel / Energy charges Hour Tippers 5 cum capacity ( 4 Nos ) Hour Fuel / Energy charges Hour Total `: Add for small Tools and 1% `: Add for Contractor's Profit on DPOL / 10% `: Add for Contractor's 5% `: Total hire charges of Machinery : `:

14 C. LABOUR: 1 Crew for Shovel Hour Crew for Tipper Hour Maistry Day Crowbarman Day Heavy mazdoor Day Light mazdoor Day Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for hidden cost on 15% `: Add for additional hidden cost on 5% `: Add for Contractor's 5% `: Total cost of Labour : `: ABSTRACT: A. Cost of Materials `: 0.00 B. Hire charges of Machinery `: C. Cost of Labour `: TOTAL `: Add enabling 0.90% `: Total cost for cum `: Rate per cum `: Rate approved per cum `: SECTION:. YEAR : ITEM No: WRD: ITEM: Excavation in soft rock without blasting including boulders upto 0.60 m diameter (0.113 cum) for pipe line trench / anchor blocks / thrust blocks / saddles and other similar structures and placing the excavated stuff neatly as directed including cost of all materials, machinery, labour, barricading the area, providing danger lights and other safety measures etc., complete with lead upto 1 km and all lifts. DATA:Capacity of shovel bucket : 0.85 cum Capacity of shovel bucket under heaped condition : 1.00 cum Shovel digging and dumping cycle per bucket for open area : 30 sec Excavation for trench by shovel generally requires more time compared to excavation in open area in view of restrictions for movement of shovel. Therefore, about 100 percent increase in shovel digging and dumping cycle per bucket is assumed. Shovel digging and dumping cycle per bucket for trench ( 30 x 2 ) : 60 sec Capacity of tipper : 5.00 cum Lead for disposal of excavated soft rock : Upto1.00 km Speed for loaded tipper under haul road condition : 10 km / hr Speed for empty tipper under haul road condition : 15 km / hr Turning and unloading time : 2.00 min Turning and spotting time : 0.5 min 1. Quantity of excavation : In-situ quantity / bucket for 30 % bulkage on unloading ( 1 / 1.30 ) : 0.77 cum In-situ quantity per load for 5 cum of soft rock ( 5 / 1.30 ) : 3.85 cum Number of buckets per load ( 3.85 / 0.77 ) say : 5 buckets Ideal cycle time for loading 5 buckets ( 5 x 60 / 60 ) : 5.00 min The ideal cycle time for shovel requires spotting of a tipper within 5.00 minutes near the shovel. However, in practice for dam or canal excavation the space available may not permit positioning of tippers on either side of the shovel. Generally one tipper has to move after loading to position the next tipper for loading. Assuming one extra cycle for shovel, the 11

15 corrected cycle time for the shovel will be : ( 6 x 60 / 60 ) : 6.00 min Round trip cycle time for tipper : Ideal cycle time of shovel for digging and loading : 6.00 min Time for 1km haulage under load ( 60 / 10 ) : 6.00 min Time for turning and un-loading : 2.00 min Time for 1 km return trip ( 60 / 15 ) : 4.00 min Time for turning and spotting : 0.50 min Total : min No.of tippers to match corrected cycle time of shovel (18.5 / 6.0 ) : 3 Nos Output of tipper / hr with 50 min working / hr ( 50 x 3.85 / ) say : cum Output for 3 tipper per day ( 3 x x 8 ) say : 255 cum Further, consider about 95 percent excavation by deploying shovel and 5 percent excavation by manual labour mainly for trimming the bed / sides to final profile. Daily quantity of excavation in soft rock ( 255 / 0.95 ) say : 270 cum Consider 270 cum for rate analysis. 2. Requirement of materials : No materials involved in the work. 3. Requirement of machinery : Deploy 0.85 cum capacity shovel for 8 hours for digging and loading 250 cum. Deploy 3 tippers of 5 cum capacity for disposal of 255 cum. 4. Requirement of workforce ( other than machinery crew ) : Output of 1 heavy and 2 light mazdoor assumed at 4 cum per day for trimming. Deploy 4 heavy and 8 light mazdoors for trimming and loading 15 cum soft rock. Deploy 2 crowbarman for trimming. Deploy 1 maistry. RATE ANALYSIS UNIT : cum A. MATERIALS: Sl No Perticulars 1 Sundries ( safety arrangements ) Total `: Add for small Tools and 1% `: 1.35 Add for Contractor's 10% `: Add for Contractor's 5% `: 6.75 Total cost of Materials : `: B. MACHINERY: 1 Shovel 0.85 cum capacity Hour Fuel / Energy charges Hour Tippers 5 cum capacity ( 3 Nos ) Hour Fuel / Energy charges Hour Total `: Add for small Tools and 1% `: Add for Contractor's Profit on DPOL / 10% `: Add for Contractor's 5% `: Total hire charges of Machinery : `: C. LABOUR: 1 Crew for Shovel Hour Crew for Tipper Hour

16 C. LABOUR ( ): 3 Maistry Day Crowbarman Day Heavy mazdoor Day Light mazdoor Day Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for hidden cost on 15% `: Add for additional hidden cost on 5% `: Add for Contractor's 5% `: Total cost of Labour : `: ABSTRACT: A. Cost of Materials `: B. Hire charges of Machinery `: C. Cost of Labour `: TOTAL `: Add enabling 0.90% `: Total cost for cum `: Rate per cum `: Rate approved per cum `: SECTION:. YEAR : ITEM No: WRD: ITEM: Excavation in soft rock requiring blasting including boulders upto 0.60 m diameter ( cum ) for approach channel / foundation of jack-well / pump house / delivery chamber and appurtenant structures and placing the excavated stuff neatly in specified dump area or disposing off the same as directed including cost of all materials, machinery, labour, working in wet and watery site conditions ( excluding dewatering ) etc., complete with lead upto 1 km and all lifts. DATA:Capacity of shovel bucket : 0.85 cum Capacity of shovel bucket under heaped condition : 1.00 cum Capacity of tipper : 5.00 cum Lead for disposal of excavated soft rock : Upto1.00 km Speed for loaded tipper under haul road condition : 10 km / hr Speed for empty tipper under haul road condition : 15 km / hr Turning and unloading time : 2.00 min Shovel digging and loading cycle per bucket : 37 sec 1. Quantity of excavation : Excavation and disposal data same as in Item Output of shovel : 405 cum Manual trimming : 20 cum Total output ( In-situ quantity ) : 425 cum Consider 425 cum excavation in soft requiring blasting for rate analysis. 2. Drilling and Blasting : Depth of drilling per hole using jack hammers : 1.40 m Effective depth of pull : 1.25 m Area of excavation for 425 cum ( 425 / 1.25 ) : 340 sqm Grid spacing of holes for soft rock requiring blasting depends on the nature of soft rock at any particular location. For the purpose of rate analysis holes at average spacing of 1.5 times the spacing considered for hard rock is assumed. Grid spacing for hard rock : 1.00 x 1.20 m 13

17 Grid spacing of holes : 1.50 x 1.80 m Nos. of holes for 340 sqm area 340 / ( 1.5 x 1.8 ) : 126 Nos. Depth of drilling ( 126 x 1.4 ) : 177 m Consider 2 Nos. 8.5 cmm air compressors and 4 jack hammers for drilling. Rate of drilling in soft rock requiring blasting under watery conditions : 7.5 m / hour Rate of drilling in soft rock with 50 min / hr working ( 7.5 x 50 / 60 ) : 6.25 m / hour Time required for drilling with 4 jack hammers ( 177 / 4 / 6.25 ) say : 7.00 hours 3. Requirement of materials: Jack hammer drill rods for drilling : 177 m drilling Air hose for supplying air to 4 jack hammers ( 7.0 x 4 ) : 28.0 hours Quantity of Explosive at 0.20 kg / cum for 390 cum ( 425 x 0.20 ) : kg Electric detonators at 1 per hole for 126 holes ( 126 x 1 ) : 126 Nos. Detonating fuse coil : 285 Rm 4. Requirement of machinery : Deploy 2 air compressors 8.5 cmm capacity for 7.00 hours for drilling. Deploy 4 jack hammers for 7.00 hours for drilling. Deploy 0.85 cum capacity shovel for 8 hours for digging and loading 405 cum. Deploy 4 tippers of 5 cum capacity for disposal of 405 cum. 5. Requirement of workforce ( other than machinery crew ) : Output of 1 heavy & 1 light mazdoor assumed at 4 cum per day for trimming. Deploy 5 heavy and 5 light mazdoors for loading 20 cum soft rock to tipper. Deploy 2 crowbarman and 1 stone breaker for trimming. Deploy 1 maistry. 6. Use rate of materials : Cost of drill rod 1.5 m `: / Each `: Life of drill rod for drilling in soft rock with reconditioning : 200 m Use rate of drill rod per Rm ( cost / life ) `: Length of 25 mm dia air hose for drilling per jack hammer : 50 m Cost of 50 m air `: / Rm `: Life of air hose : 800 hours Use rate of 25 mm dia air hose per hr ( cost / life ) `: RATE ANALYSIS UNIT : cum A. MATERIALS: Sl No Perticulars 1 Use rate of 1.5 m drill rod Rm Reconditioning 10 % Use rate of 25 mm dia air hose 4 Nos. Hour Explosive small dia kg Electric detonators Nos Fuse coil Rm Sundries LS Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for Contractor's 5% `: Total cost of Materials : `: B. MACHINERY: 1 Shovel 0.85 cum capacity Hour Fuel / Energy charges Hour Tippers 5 cum capacity 4 Nos. Hour Fuel / Energy charges Hour

18 B. MACHINERY ( ): 3 Air compressor 8.5 cmm ( ele ) 2 Nos Hour Fuel / Energy charges Hour Jack hammers 4 Nos. Hour Fuel / Energy charges Hour Total `: Add for small Tools and 1% `: Add for Contractor's Profit on DPOL / 10% `: Add for Contractor's 5% `: Total hire charges of Machinery : `: C. LABOUR: 1 Crew for Shovel Hour Crew for Tipper Hour Crew for Air compressor Hour Crew for Jack hammer Hour Maistry Day Blaster Day Helper blaster Day Crowbarman Day Stone breaker Day Heavy mazdoor Day Light mazdoor Day Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for hidden cost on 15% `: Add for additional hidden 5% `: Add for Contractor's 5% `: Total cost of Labour : `: ABSTRACT: A. Cost of Materials `: B. Hire charges of Machinery `: C. Cost of Labour `: TOTAL `: Add for electric sub-station & demand 1.00% `: Add for enabling 0.90% `: Total cost for cum `: Rate per cum `: Rate approved per cum `: SECTION:. YEAR : ITEM No: WRD: ITEM: Excavation in soft rock requiring blasting including boulders upto 0.60 m diameter (0.113 cum) for pipe line trench / anchor blocks / thrust blocks / saddles and other similar structures and placing the excavated stuff neatly as directed including cost of all materials, machinery, labour, barricading the area, providing danger lights and other safety measures etc., complete with lead upto 1 km and all lifts. DATA:Capacity of shovel bucket : 0.85 cum Capacity of tipper : 5.00 cum 15

19 Lead for disposal of excavated soft rock : Upto1.00 km 1. Quantity of excavation : Excavation and disposal data same as in Item Output of shovel : 255 cum Manual trimming : 15 cum Total output ( In-situ quantity ) : 270 cum Consider 270 cum excavation in soft requiring blasting for rate analysis. 2. Drilling and Blasting : Depth of drilling per hole using jack hammers : 1.40 m Effective depth of pull : 1.25 m Area of excavation for 270 cum ( 270 / 1.25 ) : 216 sqm Grid spacing of holes for soft rock requiring blasting depends on the nature of soft rock at any particular location. For the purpose of rate analysis holes at average spacing of 1.5 times the spacing considered for hard rock is assumed. Grid spacing for hard rock : 1.00 x 1.20 m Grid spacing of holes : 1.50 x 1.80 m Nos. of holes for 216 sqm area 216 / ( 1.5 x 1.8 ) : 80 Nos. Depth of drilling ( 80 x 1.4 ) : 122 m Consider 2 Nos. 8.5 cmm air compressors and 4 jack hammers for drilling. Rate of drilling in soft rock requiring blasting : 7.5 m / hour Rate of drilling in soft rock with 50 min / hr working ( 7.5 x 50 / 60 ) : 6.25 m / hour Time required for drilling with 4 jack hammers ( 122 / 4 / 6.25 ) say : 5.00 hours 3. Requirement of materials: Jack hammer drill rods for drilling : 122 m drilling Air hose for supplying air to 4 jack hammers ( 5.0 x 4 ) : 20.0 hours Quantity of Explosive at 0.20 kg / cum for 270 cum ( 270 x 0.20 ) : kg Electric detonators at 1 per hole for 80 holes ( 80 x 1 ) : 80 Nos. Detonating fuse coil : 180 Rm 4. Requirement of machinery : Deploy 2 air compressors 8.5 cmm capacity for 5.00 hours for drilling. Deploy 4 jack hammers for 5.00 hours for drilling. Deploy 0.85 cum capacity shovel for 8 hours for digging and loading 255 cum. Deploy 3 tippers of 5 cum capacity for 8 hours for disposal of 255 cum. 5. Requirement of workforce ( other than machinery crew ) : Output of 1 heavy & 2 light mazdoor assumed at 4 cum per day for trimming. Deploy 4 heavy and 8 light mazdoors for disposal of 15 cum soft rock. Deploy 2 crowbarman and 1 stone breaker for trimming. Deploy 1 maistry. 6. Use rate of materials : Cost of drill rod 1.5 m `: / Each `: Life of drill rod for drilling in soft rock with reconditioning : 200 m Use rate of drill rod per Rm ( cost / life ) `: Length of 25 mm dia air hose for drilling per jack hammer : 50 m Cost of 50 m air `: / Rm `: Life of air hose : 800 hours Use rate of 25 mm dia air hose per hr ( cost / life ) `: RATE ANALYSIS UNIT : cum A. MATERIALS: Sl No Perticulars 1 Use rate of 1.5 m drill rod Rm Reconditioning 10 % Use rate of 25 mm dia air hose 4 Nos. Hour Explosive small dia kg Electric detonators Nos

20 A. MATERIALS ( ) : Sl No Perticulars 5 Fuse coil Rm Sundries LS Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for Contractor's 5% `: Total cost of Materials : `: B. MACHINERY: 1 Shovel 0.85 cum capacity Hour Fuel / Energy charges Hour Tippers 5 cum capacity 3 Nos. Hour Fuel / Energy charges Hour Air compressor 8.5 cmm ( ele ) 2 Nos Hour Fuel / Energy charges Hour Jack hammers 4 Nos. Hour Fuel / Energy charges Hour Total `: Add for small Tools and 1% `: Add for Contractor's Profit on DPOL / 10% `: Add for Contractor's 5% `: Total hire charges of Machinery : `: C. LABOUR: 1 Crew for Shovel Hour Crew for Tipper Hour Crew for Air compressor Hour Crew for Jack hammer Hour Maistry Day Blaster Day Helper blaster Day Crowbarman Day Stone breaker Day Heavy mazdoor Day Light mazdoor Day Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for hidden cost on 15% `: Add for additional hidden 5% `: Add for Contractor's 5% `: Total cost of Labour : `: ABSTRACT: A. Cost of Materials `: B. Hire charges of Machinery `: C. Cost of Labour `: TOTAL `:

21 Add for electric sub-station & demand 1.00% `: Add for enabling 0.90% `: Total cost for cum `: Rate per cum `: Rate approved per cum `: SECTION:. YEAR : ITEM No: WRD: ITEM: Excavation in hard rock of all toughness including boulders above 0.6 m diameter ( cum ) for approach channel / foundation of jack-well / pump house / delivery chamber and appurtenant structures and placing the excavated rock neatly in specified dump area or disposing off the same as directed including cost of all materials, machinery, labour, working in wet and watery site conditions ( excluding dewatering ) etc., complete with lead upto 1 km and all lifts. DATA:32 mm dia jack hammer drilling assumed. The average depth of hole for drilling in hard rock is assumed at 1.4 m for rate analysis. 1. Drilling and Blasting : Consider 2 air compressors and 4 jack hammers for hard rock excavation. Consider 6 hours drilling and 2 hours explosive loading and blasting. Rate of drilling in hard rock per hour : 6.00 m With 50 min / hr working rate of drilling ( 6 x 50 / 60 ) say : 5 m Depth drilling for 6 hour drilling ( 6.0 x 4.0 x 5.0 ) : 120 Rm. Add drilling for secondary 5 % : 6.0 m Total : m Effective depth of pull ( ) : 1.25 m The burden ( distance of hole from free face of excavation ) is considered at 30 times diameter of hole and spacing of holes is considered at 1.20 times burden. Burden for 32 mm dia jack hammer holes say : 1.00 m Spacing of 1.20 times burden : 1.20 m Grid spacing of holes say : 1.00x1.20 m Number of holes of 1.4 m each ( 120 x 1.40 ) : 86 Nos Area of excavation for 86 holes ( 86 x 1.20 x 1.00 ) : sqm Quantity of excavation ( x 1.25 ) : 129 cum Consider 0.5 hour for drilling secondary blast holes for 4 jack hammers 2. Disposal of blasted hard rock : Capacity of shovel bucket : 0.85 cum Capacity of shovel bucket under heaped condition : 1.00 cum Capacity of tipper : 5.00 cum Lead for disposal of excavated hard rock : Upto 1 km Speed for loaded tipper under haul road condition : 10 km / hr Speed for empty tipper under haul road condition : 15 km / hr Turning and unloading time : 2.00 min Shovel digging and loading cycle per bucket : 60 sec 3. Quantity of excavation : In-situ quantity / bucket for 40 % bulkage on unloading ( 1 / 1.40 ) : 0.71 cum In-situ quantity of hard rock per load for 5 cum tipper ( 5 / 1.40 ) : 3.57 cum Number of buckets per load ( 3.57 / 0.71 ) say : 5 buckets Ideal cycle time for loading 5 buckets ( 5 x 60 / 60 ) : 5.00 min The ideal cycle time for shovel requires spotting of a tipper within 5.00 minutes near the shovel. However, in practice for dam or canal excavation, the space available may not permit positioning of tippers on either side of the shovel. Generally one tipper has to move after loading to position the next tipper for loading. Assuming one extra cycle for shovel, the corrected cycle time for the shovel will be : ( 6 x 60 / 60 ) : 6.00 min Round trip cycle time for tipper: Cycle time of shovel for digging & loading : 6.00 min Time for 1km haulage under load ( 60 / 10 ) : 6.00 min 18

22 Time for turning and un-loading : 2.00 min Time for 1 km return trip ( 60 / 15 ) : 4.00 min Time for turning and spotting : 0.50 min Total : min No.of tippers to match corrected cycle time of shovel ( / 6.0) say : 3 Nos Output of tipper / hr with 50 min working / hr ( 50 x 3.57 / 18.5 ) : 9.65 cum Time for disposal of 129 cum rock by 3 tippers ( 129 / 9.65 / 3 ) say : 4.5 hours Further, consider loading of about 95 percent excavated rock by shovel and 5 percent excavated rock mainly consisting of trimmed bed material and blasted boulders etc., by manual labour. Daily quantity of excavation in hard rock ( 129 / 0.95 ) say : 135 cum Consider 135 cum for rate analysis. 4. Requirement of materials: Jack hammer drill rods for drilling : 126 m drilling Air hose for supplying air to 4 jack hammers ( 126 / 5 ) : 26 hours Quantity of explosive for kg / cum ( 129 x 0.4 ) : 52.0 kg Add for secondary 5% ( 51.6 x 0.05 ) say : 3.0 kg Total quantity of small dia explosive : 55.0 kg Ele.detonators at 1 per hole for 86 main blast holes ( 86 x 1 ) : 86 Nos. 1 per hole for 10 secondary holes ( 10 x 1 ) : 10 Nos. Detonating fuse coil : 180 Rm 5. Requirement of machinery : Deploy 2 air compressors 8.5 cmm capacity for 6.5 hours for drilling. Deploy 4 jack hammers for 6.5 hours for drilling. Deploy 0.85 cum capacity shovel for 4.5 hours for digging and loading 129 cum. Deploy 3 tippers of 5 cum capacity for for 4.5 hours for disposal of 129 cum. Deploy 1 tipper of 5 cum capacity for 1 hours for 6 cum trimmed rock. Deploy 1 dozer for 0.5 hour for levelling dumped rock in dump area. 6. Requirement of workforce ( other than machinery crew ) : Deploy 2 crowbarman, 2 stone breakers, 2 heavy and 2 light mazdoors for 6 cum. Deploy 1 blaster and 1 blasting helper for loading explosive materials and blasting. Deploy 1 maistry. 7. Use rate of materials : Cost of drill rod 1.5 m `: / Each `: Life of drill rod for drilling in hard rock with reconditioning : 150 m Use rate of drill rod per m drilling ( cost / life ) `: Length of air hose for drilling per jack hammer : 50 m Cost of 25 m air hose 25 mm `: / Rm `: Life of air hose : 800 hours Use rate of air hose per hr ( cost / life ) `: 6.38 RATE ANALYSIS UNIT : cum A. MATERIALS: Sl No Perticulars 1 Explosive small dia ( Kelvex-220 ) kg Ordinary detonator No Electric detonator No Detonating fuse coil Rm Use rate of air hose 4 Nos. Hour Use rate of drill rod 1.5 m long Rm Reconditioning 10 % Sundries Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for Contractor's 5% `: Total cost of Materials : `:

23 B. MACHINERY: 1 Air compressor 8.5 cmm ( ele ) Hour Fuel / Energy charges Hour Shovel 0.85 cum capacity Hour Fuel / Energy charges Hour Tippers 5 cum capacity( 3 Nos) Hour Fuel / Energy charges Hour Angle Dozer Hour Fuel / Energy charges Hour Jack hammer 4 Nos Hour Fuel / Energy charges Hour Total `: Add for small Tools and 1% `: Add for Contractor's Profit on DPOL / 10% `: Add for Contractor's 5% `: Total hire charges of Machinery : `: C. LABOUR: 1 Crew for Air compressor Hour Crew for Jack hammer Hour Crew for shovel Hour Crew for tipper Hour Crew for Dozer Hour Blaster licensed Day Helper blasting Day Maistry Day Crowbarman Day Stone breaker Day Heavy mazdoor Day Light mazdoor Day Total `: Add for small Tools and 1% `: Add for Contractor's 10% `: Add for hidden cost on 15% `: Add for additional hidden cost on 5% `: Add for Contractor's 5% `: Total cost of Labour : `: ABSTRACT: A. Cost of Materials `: B. Hire charges of Machinery `: C. Cost of Labour `: TOTAL `: Add for electric sub-station and demand 1.00% `: Add for enabling 0.90% `: Total cost for cum `: Rate per cum `: Rate approved per cum `: SECTION:. YEAR : ITEM No: WRD: ITEM: Excavation in hard rock of all toughness including boulders above 0.6 m diameter (0.113 cum) for pipe line trenches / anchor blocks / thrust blocks / saddles and other similar structures 20

24 and placing the excavated stuff neatly as directed including cost of all materials, machinery, labour, barricading the area, providing danger lights and other safety measures etc., complete with lead upto 1 km and all lifts. DATA:32 mm dia jack hammer drilling assumed. For excavation in hard rock for pipe line trenche and foundation of anchor block / thrust block / sadles for pipe line combination of light blasting of jack hammer holes and chiselling / wedging are assumed for rate analysis. The depth of jack hammer holes is considered at 1.4 m. For the purpose of rate analysis trench width of 2.5 m and for 7 m length assumed. 1. Drilling and Blasting : Effective depth of pull ( ) : 1.25 m Quantity of excavation for 7 m length ( 2.5 x 7.0 x 1.25 ) say : 22.0 cum The holes are considered longitudinally at 1 m interval and staggered from row to row. Nos. of holes for 7 m length of trench ( ) : 20 Nos. Depth of drilling ( 20 x 1.4 ) : 28.0 m Rate of drilling in hard rock per hour considering restricted width : 5 to 6 m With 50 min / hr working rate of drilling ( 6 x 50 / 60 ) say : 5.0 m Time required for drilling with 2 jack hammers ( 28.0 / 5.0 / 2 ) say : 2.8 hours 2. Disposal of blasted hard rock : For disposal of blasted hard rock combination of shovel and tipper considered. Same cycle time data as considered for disposal of soft rock requiring blasting is assumed. Considering 5 % of excavated rock disposal by manual labour the quantity of rock to be disposed off by shovel and tippers will be ( 22 x 0.95 ) say : cum Daily output of shovel and 3 tippers as per Item 3 ( b ) : cum For 21 cum deploy 0.85 cum shovel ( 21 x 8 / 255 ) : 0.7 hour For disposal of 21 cum deploy 3 tippers : 2.1 hours For removing rock projections / levelling residual quantity of 1 cum manual labour considered. 3. Requirement of materials: Quantity of explosive small dia at 0.4 kg / cum ( 21 x 0.3 ) say : 6.3 kg Electric detonators at 1 per hole for main blast ( 20 x 1 ) : 20 Nos. Detonating fuse coil : 30 Rm Jack hammer drill rod : 28.0 m drilling 4. Requirement of machinery : Deploy 1 air compressor 8.5 cmm capacity for 2.8 hours with 50 min / hour working. Deploy 2 jack hammers for 2.8 hours. Deploy 0.85 cum shovel for 0.7 hour. Deploy 3 tippers 5 cum for 0.7 hour. 5. Requirement of workforce ( other than machinery crew ) : Maistry Blaster Helper blaster Stone Chiseller Cl II Heavy mazdoor for disposal Light mazdoor for disposal : 1 No. : 0.5 No. : 0.5 No. : 0.5 No. : 0.5 No. : 0.5 No. 6. Use rate of materials : Cost of drill rod 1.5 m `: / Each `: Life of drill rod for drilling in hard rock with reconditioning : 150 m Use rate of drill rod per m drilling ( cost / life ) `: Length of air hose for drilling per jack hammer : 50 m Cost of 25 m air hose 25 mm `: / Rm `: Life of air hose : 800 hours Use rate of air hose per hr ( cost / life ) `: