Revamping of branch Sewer lines with chambers of JRF LS - 4 Zone in South PDPM area of Kalpakkam Township

All kinds of soil upto 1.50mtr depth

All kinds of soil exceeding 1.50 mtr depth but not exceeding 3.00 mtr depth

Filling available selected excavated earth (excluding rock) available at site with in lead of 500m in trenches, plinth, sides of foundation, etc., in layers not exceeding 200 mm in depth including consolidating each deposited layer by ramming and watering, levelling and dressing the top surface, lead upto 200m and lift upto 1.5m etc., all complete as per specification.

Removal and uprooting tree roots with necessary excavation cutting the lateral roots, conveying the uprooted tree roots at the places as directed including filling the excavated pits all as per specification.

Providing a system for dewatering and drainage of water from site to main drain so as to retain the excavated formation dry for the duration required including all equipments, consumables, site protection, etc., all complete as per specifications and as directed by Engineer- in-Charge.

1 : 3 : 6 (1 cement : 3 sand : 6 graded stone aggregate 20mm nominal size)

1 : 2 : 4 (1 cement : 2 sand : 4 graded stone aggregate 20mm nominal size)