B2 - BANKING EXCAVATED SOIL IN LAYERS

B3 - EXCAVATION OVER AREAS IN ALL KINDS OF SOILS

B4 - EXCAVATION OVER AREAS IN SOFT ROCK REQUIRING BLASTING

B5 - EXCAVATION OVER AREAS IN SOFT ROCK WITHOUT BLASTING

B6 - EXCAVATION OVER AREAS IN HARD ROCK REQUIRING BLASTING

B7 - EXCAVATION OVER AREAS IN HARD ROCK WITHOUT BLASTING

B8 - EXCAVATION IN ALL KINDS OF SOILS IN FOUNDATIONS

B9 - EXCAVATION IN SOFT ROCK REQUIRING BLASTING IN FOUNDATIONS

B10 - EXCAVATION IN SOFT ROCK WITHOUT BLASTING IN FOUNDATIONS

B11 - EXCAVATION IN HARD ROCK REQUIRING BLASTING IN FOUNDATIONS

B12 - EXCAVATION IN HARD ROCK WITHOUT BLASTING IN FOUNDATIONS

B13 - PUMPING OUT WATER

B14 - OPEN TIMBERING, DEPTH NOT EXCEEDING 1.5 M

B15 - OPEN TIMBERING, 1.5 < DEPTH < 3.0 M

B16 - OPEN TIMBERING, 3.0 < DEPTH < 4.5 M

B17 - OPEN SHAFT RECTANGULAR TIMBERING, DEPTH < = 1.5 M

B18 - OPEN SHAFT RECTANGULAR TIMBERING, 1.5 < DEPTH < 3.0 M

B19 - OPEN SHAFT RECTANGULAR TIMBERING, 3.0 < DEPTH < 4.5 M

B20 - OPEN CIRCULAR SHAFT TIMBERING, DEPTH < 1.5 M

B21 - OPEN CIRCULAR SHAFT TIMBERING, 1.5 < DEPTH < 3.0 M

B22 - OPEN CIRCULAR SHAFT TIMBERING, 3.0 < DEPTH < 4.5 M

B23 - FILLING ALL KINDS OF AVAILABLE SOILS

B24 - SUPPLY AND FILLING WITH RIVER SAND

B25 - GROUND DRESSING

B26 - SUPPLY OF 100 LITERS OF CHEMICAL EMULSION

B27 - PRE-CONSTRUCTIONAL ANTI TERMITE TREATMENT

B28 - POST-CONSTRUCTIONAL ANTI TERMITE TREATMENT

B29 - POST-CONSTRUCTIONAL TREATMENT BELOW APRON

B30 - ANTI TERMITE TREATMENT UNDER EXISTING FLOOR

B31 - ANTI TERMITE TREATMENT OF EXISTING MASONRY

B32 - ANTI TERMITE TREATMENT OF EXISTING WOOD WORK

B33 - GENERAL EXCAVATION IN LARGE AREAS USING SHOVEL

B34 - GENERAL EXCAVATION IN LARGE FOOTINGS USING JCB

B35 - EXCAVATION OF ISOLATED FOOTING USING JCB

B36 - EXV. OF ISOLATED FOOTING IN SOFT ROCK USING EXCAVATOR

B37 - EXV. OF ISOLATED FOOTING IN HARD ROCK USING EXCAVATOR