REPAIR MAINTENANCE CLEANING OF SEPTIC TANK MANHOLES SEWAGE LINES GULLY TRAPS INCLUDING REPAIRS TO MANHOLES COVER SLABS AND STONE BLOCK MASONRY AT INHS PATANJALI NCHC MES AREA AND SITE E OF NAVAL BASE AREA KARWAR

Demolition of stone/ boulder masonry, block masonry built in cement mortar including all quoins, arches, pillars etc., but excluding ashlars facings, dressed stonework and precast concrete articles etc all as specified and directed.

M&L for providing precast cement concrete block masonry with solid blocks exceeding 10cm width, type C-1, using 20mm graded stone aggregate and set in cement mortar (1:6) complete all as specified and directed.

Description all as per item No.02 above but except precast blocks i.e using serviceable precast blocks obtained from item No 01 herein before all as specified and directed.

M&L for walling of random rubble, masonry uncoursed, well bonded, bedded and solidly hearted built in cement mortar 1: 6 all as specified and directed.

Description all as per item No.04 above but except stone i.e using serviceable stone obtained from item No 01 herein before all as specified and directed

M&L for Flush pointing to block in course or ashlar masonry on concrete block walling in CM 1:4 complete all specified and directed

M&L for Raised pointing to Random or polygonal rubble uncoursed masonry or concrete block walling or brought up to courses in CM 1:4

M&L for RCC (1:2:4) type-B1 using 20 mm graded stone aggregate as in lintels up to 1.5 m clear span, sills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings up to 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs etc complete all as specified and directed. Note: Reinforcement shall be measured and paid separately.

Rectifying complaints of bathroom / kitchen / WHB / urinals / WCs of any pattern by cleaning the blockage of gully trap and Nahani trap and make it fully functional by flushing with sufficient water including disposal of sludge etc away from residential area and burying in borrow pits complete all as specified and directed. Notes:- (a) Earth work if any and making good to disturbed surface shall be deemed to be included in unit rate. (b)Unit rate quoted shall include taking out sludge away from residential area and burying in borrow pits. (c) The payment shall be done by complaint wise. (d) The period of rectifying each complaints is maximum 48 hrs and in case of failure to rectify the complaint in the stipulated period the necessary recovery at the rate of Rs 150 / per day per complaint shall be deducted from next due to contractor without any notice. (e) The contractor shall provide cleaning personal along with tools, bucket ,etc to rectify the complaints.

M&L for removal of blockage and cleaning of sewage lines of 100 mm bore by rodding from manholes to manholes or manholes to cleaning eyes, taking out all debris, sludges and solid materials from sewage lines and removing outside MD land and well flushing with water complete all as specified and directed.