NIT No. 04 (24-25) Item No. 4

Arrangement of all safety equipments for the protection of staff to work at height and to make the working area free from all toxic gases and free from accident during working at site as per NHRC guidelines.

Cleaning and Desilting of PST No.1 after drain with sewage submersible pump with hose pipe and accessories and manual labour as per site requirement.

Strengthening / Repairing of M.S. center structure by Providing / fixing of M.S. angles of size 75x75x6mm (71 Kg approx) and 100x100x6mm (69 Kg approx) for fixing in horizontal and vertical position and tightly fixing with nut-bolts and welding after cutting and removing of old damage portion M.S. angle by gas cutter to make the strengthening of structure in proper level with alignment position as per site requirement.

Strengthening / Repairing of scum arm with scum box by cutting of damaged portion and Providing / fixing of new same by required MS C channel of size 100x50x8mm (145 Kg approx), MS sheet of Size 7000mmX250X6mm (34 Kg approx) & 1000mmX150X6mm (3 Kg approx) and MS Angle of size 65x65x6m) (36 Kg approx) with proper fitting. Replacement of scum scraper & re-fixing of new same required length with proper balancing the job includes cutting, welding, grinding and finishing of edges as per site requirement.

Fabrication & fixing of new M.S. scrapper made out of MS sheet of 6mm thickness of existing size along with rubber squeezer of 100% synthetic rubber, MS flat, nut bolts and drilling holes etc as per sample. The job includes Dismantling of old damaged M.S. Scrappers by cutting with gas cutter & taking out from clarifier with the help of rope by manual labour.

Strengthening / Repairing of arm by cutting of old damaged M.S. angle and re-fixing of new M.S. angle of size 75x75x6mm (128 Kg approx) and 65x65x6mm (55 Kg approx) in required length making proper balancing of arm with bridge by welding etc as per required by job.

Providing of nut-bolts as per site requirement.

Providing & fixing of new full threaded stud of Tie rod as per sample.

Repairing/Servicing of gear box and motor by replacement of bearing, oil seal, oil, nut bolts and packing kit. Repairing of worm shaft by rementaling and complete machining to make the bearing seat. This includes dismantling and fixing charges.

Making alignment of turn table, providing and fixing of packing plate in the base for making the leveling, welding of support plate for proper fixing of bolts in the turn table, including the lubricant/oiling /greasing for smooth working.

Painting and primer charges of complete work.

Transport charges for new raw material from market to plant and tools & tackles to & fro.

Testing & commissioning of complete trail run of PST on full load.

AARADHYA CONSTRUCTION (BID ID -1555765)