Laying of UGD Sewer Pipe line and Manhole in Ward No.15 at Maraimalai Nagar Municipality.

Dismantling B.T. Roads (or) CC road for foundation including dewatering if found necessary and laid in layers of not more than 15cm thick and compacted,etc., complete complying with standard specfication.

Construction of Manholes of different depths (using Sulfate Resisting Cement) as per drawing or approved type precast RCC Manhole chamber along sewer lines and provided with tight fitting FRC manhole frames and covers of 560 mm dia., of approved make and quality including supply and fixing of encapsulated PVC foot steps. The manhole shall be of Reinforced cement concrete of M30 mix (by using sulphate resistant cement) using 10mm to 20mm ISS gauge HBBG metal from the approved quarry including mixing, laying, consolidating, curing cost and conveyance of all materials to site with inner smooth finishing, Benching and channeling should be provided in the manhole and suitable diameter pipes for House service connection to be left in the Manholes as directed by the Engineer in-charge. The rate shall include earthwork, backfilling, and removal of surplus earth and depositing within 500m, de-watering wherever necessary, barricading, provision of danger lights etc,. Complete. For construction of Sewer works SRC cement has to be used

0 - 1.50 m depth

Earthwork excavation in all soils except hard rock soil including de-watering wherever necessary and refilling the earth after completion of work etc., complete as per the standard specification. (For Linear Measurement Basis)

Supply and Delivery of 200 mm dia 10ksc PVC pipe including cost and conveyance of material and labour charges etc., complete as per standard specification

Lowering the PVC Pipe into the trenches by proper alignment and gradient including all labour charges and fixing charges, fixed by PVC solution etc,complete as per standard specifications.