BASIC RATE ANALYSIS : LABOUR COST PER INCH DIA OF FABRICATION ( UPTO 12 MM THK) - ARC WELDING : SHOP FABRICATION LABOUR C CS NIBR MD RATE CREW FITTER 15 0 1 WELDER 15 0 0 .7 5 G/CUTTER 11 5 0 .2 5 GRINDER 11 5 0.5 RIGGER 10 5 2 TACKER 11 0 0.5 HELPER 95 1 TOTAL 6 TOTAL COST ( NORMAL) AVG. MANDAY COST ( NORMAL) OVER TIME 2 Hrs OT 0.5 TOTAL OVERTIME COST TOTAL COST INCL OT ADD LABOUR BENEFIT 0 .1 7 G. TOTAL INCL OT & BENEFITS PE AVG. PROD. IN ID/DAY/CREW LABOUR COST PER ID OF FAB'N ADD S/C PROFIT AND 0.1 S/Contr. LAB COST / ID LABOUR COST / ID MANHOUR CONSUMED / ID LABOUR COST PER MANHOUR AT
MANHOUR CONSUMED / ID LABOUR COST PER MANHOUR AT TOTAL WELDING QTY IN ID AT SHOP @ 60% OF TOTAL QTY AT SITE @ 40% OF TOTAL QTY LABOUR COST / ID AT SHOP LABOUR COST / ID AT SITE AVG. LABOR COST PER ID FAB'n
AVG. LABOUR COST PER ID - FAB'n (TIG WELDING) PIPING MA UPTO 12 M12-22 MM 22-35 MM 35 MM AND ABOVE 1.3 1.7 2.2 CS - NIBR 66 85 112 145 CS - IBR 79 102 134 173 AS - P11 NI 104 135 176 228 AS - P22 NI 104 135 176 228 AS - P11 IB 123 159 209 270 SS 304 (UP 110 SS 316 L 110 143
Special Ite Labour
Material
CONSUMABLE COST PER ID UPTO 12 M12-22 MM 22-35 MM 1.3 1.7 31.7 41.21 53.89 31.7 41.21 53.89 79 102.7 134.3 90.4 117.52 153.68 79 102.7 134.3 63.3 186.1 241.93
Tools/P&M/Enabling Cost / ID
Gas Cuttin 13.8 productivity 25 ID/Man-Day
10
24
Bevelling p 17.25 productivity 20 ID/Man-Day
10
10
38
Only Fit-up 29.25 productivity 20 ID/Man-Day
20
42
92
Hack-Saw 28.75 productivity 12 ID/Man-Day
15
44
LARSEN & TOUBRO LIMITED -ECC DIVISION HYDRO CRACKER UNIT AT BPCL, MAHUL BASIC RATE ANALYSIS : CONSUMABLE COST PER INCH DIA OF FABRICATION ( UPTO 12 MM THK): CONSUMA UNIT UNIT WELDING NOS WELDING NOS WELDING NOS CS FILLER KG OXYGEN G CUM DA GAS CUM ARGON GA CUM GRIND WH NOS
CONSUMA UNIT UNIT AS FILLER KG WELDING NOS WELDING NOS OXYGEN G CUM DA GAS CUM ARGON GA CUM GRIND. W NOS GRIND. W NOS OTHER FRE LS
1.333333 0.013333 75 ID/Pc 7 1 31.49
90.4
SS - 304 (upto 5mm) SS - 316 L QTY PROD. AMT 475 0.033333 30 ID/Kg 15.83333 65 0.2 5 ID/Cum 13 114 0.083333 12 ID/Pc 9.5
1.333333 7 31.72119 31.7
GRIND. W NOS OTHER FRE LS
150 0.033333 30 ID/Pc 20 1
CONSUMABLE COST PER INCH DIA OF FABRICATION
CONSUMA UNIT UNIT FILLER WIR KG WELDING NOS WELDING NOS ARGON GA CUM GRIND. W NOS GRIND. W NOS OTHER FRE LS
RATE
SS - 316 L QTY 0.014286 2 2 0.2 0.2 0.04 1
5 20 63.33333 63.3
SS - 316 L PROD. AMT 495 ID/Kg 7.071429 25.06 50.12 33.57 67.14 65 5 ID/Cum 13 114 5 ID/Pc 22.8 150 25 ID/Pc 6 20 20 186.1314 CONSUMABLE COST PER INCH DIA OF FABRICATION 186.1
BASIC RATE ANALYSIS : LABOUR COST PER INCH MTR OF ERECTION : FIELD ERECTION LABOUR C ERECTION MD RATE CREW AMOUNT FITTER 150 1 150 WELDER G/CUTTER 115 0.25 28.75 GRINDER 115 0.25 28.75 RIGGER 105 3 315 TACKER 110 0.25 27.5 HELPER 95 1 95 TOTAL 5.75 645 TOTAL COST ( NORMAL) 645 AVERAGE MANDAY COST ( NORM 112.1739 OVER TIME 3 Hrs OT 0.35 39.26087 OVERTIME COST 225.75 TOTAL COST INCL OT 870.75 ADD LABOUR BENEFIT 0.25 161.25 G. TOTAL INCL OT AND BENEFITS 1032 AVG PROD. IN IM/DAY/CREW 30 LABOUR COST PER IM OF ERECTIO 34.4 ADD S/C PROFIT AND 0.1 3.44
SC LAB COST / IM
37
LABOUR COST / IM
37
MANHOUR CONSUMED / IM LABOUR COST PER MANHOUR AT AVG. CONSUMABLE COST PER IM
CONSUMA UNIT UNIT ER 80 SB 6 KG OXYGEN G CUM DA GAS CUM ARGON GA CUM GRIND. W NOS GRIND. W NOS OTHER FRE LS
CONSUMABLE COST PER INCH DIA OF FABRIC CONSUMA UNIT UNIT ER 80 SB 8 KG ELECTROD NOS OXYGEN G CUM DA GAS CUM ARGON GA CUM GRIND. W NOS GRIND. W NOS OTHER FRE LS
CONSUMABLE COST PER INCH DIA OF FABRIC LABOUR C ERECTION MD RATE CREW FITTER 150 1 WELDER 150 G/CUTTER 118 0.25 GRINDER 118 0.25 RIGGER 115 3 TACKER 113 0.25 HELPER 113 1 5.75 TOTAL COST ( NORMAL) AVERAGE MANDAY COST ( NORM OVER TIME COST PER 0.25 TOTAL OVERTIME COST TOTAL COST INCL OT ADD LABOUR BENEFIT 0.25 G. TOTAL INCL OT AND BENEFITS AVEARGE PRODCUTIVITY IN INCH LABOUR COST PER INCH DIA OF F ADD S/C PROFIT AND 0.1
LABOUR COST / IM MAN HOUR CONSUMED COST PER MANHOUR
28 57.5 19.47826
1.4375 CS
CSIBR AS MAN HOUR COST PER 40 IM ERECTION & 48 I 3280 3904 MANHOURS INVOLVED 94 94 MAN HOUR COST PER 1 IM ERECTION 34.89362 41.53191 MAN HOUR REQUIRED FOR 1IM 2.35 2.35
TOTAL - LAB + CONSUM. UPTO 12 M12-22 MM 22-35 MM 35 MM AND ABOVE 94.5 107.5 178.8 190.2 197
121.95 138.95 231.7 246.52 255.7
291.5
378.93
160.55 182.55 303.3 322.68 334.3
207.3 236.3 392.8 417.88 432.8
1 3 10 2.5 8.5 34.5
0.2 0.6 2 0.5 1.7 6.9
4 0.5 0.5
66
40 13.2
35 MM AND ABOVE 2.2 69.74 69.74 173.8 198.88 173.8
TOTAL - LAB + CONSUM. UPTO 12 M12-22 MM 22-35 MM 35 MM AND ABOVE 97.7 110.7 183 194.4 202 173.3 296.1
126.21 143.21 237.7 252.52 261.7 384.93
165.89 187.89 310.3 329.68 343.3
214.74 242.74 401.8 426.88 443.8
PER ID LAB 0.038462 0.034615 0.007692 0.023077 0.076923 0.019231 0.057692
LABOUR BENEFIT PF - 12 % RETR COMP - 4.8 % NOTICE PAY - 8.33 % ESI - 5 % BONUS - 8.33 % TOTAL
% 12
5 17
DAELIM - QUANTITY COMPARISON MATERIAL HCU HGU NIBR IBR TOTAL NIBR IBR TOTAL CS 196551.4 24427 220978.4 81655 89988 171643 AS 8403 8403 12572 6357 18929 SS 10252 10252 11239 11239 TOTAL ID 215206.4 24427 239633.4 105466 96345 201811 % of TOT 89.80651 10.19349 52.25979 47.74021
PER ID LAB 0.075758 0.068182
0.015152 0.045455 0.151515 0.037879 0.128788
0.1 0.0125 0.0125
FOR REFERENCE ONLY CALCULATION FOR AVG. COST OF LABOUR STRUCTURES - FABRICATION CATEGORY CREW CO RATE PER AVG. RATE HIGHLY SKI SKILLED SEMI SKILL UN SKILLE SUB TOTAL BENEFITS( OT PREMI TOTAL (M
CALCULATION FOR AVG. COST OF LABOUR STRUCTURES - ERECTION CATEGORY CREW CO RATE PER AVG. RATE HIGHLY SKI 0.1 SKILLED 0.066667 SEMI SKILL 0.566667 UN SKILLE 0.266667 SUB TOTAL 1
140 14 130 8.666667 112.5 63.75 90 24 110.4167
BENEFITS PF BONUS NOTICE PA RETR. COM MISC ESI SUB TOTAL