Providing and laying Sewerage at Bhaini Sahib

1.1 - Sewerage Pipeline Network

Excavation manually in trenches with straight or open cutting in a built up street/ lanes having wall to wall width upto 3 metres for sewers and manholes to full depth as shown in drawings including shoring, dressing to correct sections and dewatering of rain water, provision for diversion for traffic, protection of existing services i.e. telephone cables, electric, lines, water supply lines and gas lines etc. night signals, profiles, pegs, sight rails, boning rods, fixing and maintenance of caution boards, fencing, refilling trenches, watering, dressing and restoration of surface to original level and removal of surplus spoils from the site of work upto 15 metre, for all works other than connections to complete in all trenches. (i) for all classes of soil except rocky.

Excavation in trenches with straight or open cutting in streets, lanes or in open area with 3D/JCB or excavator including manually dressing bed, trimming sides and side slopes for sewers and manholes to full depths as shown in drawings,including, dressing to correct sections and dewatering, provision for diversion for traffic, protection of existing services i.e. telephone cables, electric lines, water supply lines and gas lines etc. night signals, profiles, pegs, sight rails,boning rods, watching, etc.fixing and maintenance of caution boards, fencing, refilling trenches, watering, ramming and restoration of surface to original level and removal of surplus spoil from the site of works, upto one chain (15m) complete in all respects. a Depth not exceeding 3 m.BGL (i) All kinds of soil except rocky

Excavation in trenches with straight or open cutting in streets, lanes or in open area with 3D/JCB or excavator including manually dressing bed, trimming sides and side slopes for sewers and manholes to full depths as shown in drawings,including, dressing to correct sections and dewatering, provision for diversion for traffic, protection of existing services i.e. telephone cables, electric lines, water supply lines and gas lines etc. night signals, profiles, pegs, sight rails, boning rods, watching, etc., fixing and maintenance of caution boards, fencing, refilling trenches, watering, ramming and restoration of surface to original level and removal of surplus spoil from the site of works, upto one chain (15m) complete in all respects. (b) For depth exceeding 3.00 m but not exceeding 4.5 B.G.L (i) All kinds of soil except rocky

Provding and fixing timbering on face of trenches if required for sewer sand manholes for item 29.4 and 29.5 irrespective of the depth,measuring each timbered surfaces of trench on which timbering is done. B Type-II Poling board frame type timbering (i) For trench heavy width upto 1 mtr

Provding and fixing timbering on face of trenches if required for sewer sand manholes for item 29.4 and 29.5 irrespective of the depth,measuring each timbered surfaces oftrench on which timbering is done. B Type-II Poling board frame type timbering. (ii) For trench having width above 1.0 Mtr. up to 2.0 Mtr.

Providing & fixing steel Box timbering on faces of trenches if required measuring each surface of trench where shuttering is done up to 4m depth (Sewer lines of 250 mm o/d &,400mmi/d )

Extra for filling earth in 15cm layers and compaction i For item no. 29.1 to 29.2 & 29.4 to 29.5

Cement concrete 1:6:12 (b) With stone aggregate 40mm gauge ii mixing by mechanical means using concrete mixer volumetric type

Cement Conc .1:2:4 (a) With stone ballast or shingle (ii) mixing by mechanical means using concret mixer volumetric type