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Echp-I- Replacement Of Worn Out Portion Of Discharge Chute Around Flap Gate-14 And Receiving Chute Of Bfd-22 & Bfd-23, Reconditioning And Overhauling Of Flap Gate-1 & 14 Along With Actuator Assembly At Sch-I.>, TTPS-Tamil Nadu

Tamil Nadu Generation And Distribution Corporation Limited-TANGEDCO has published Echp-I- Replacement Of Worn Out Portion Of Discharge Chute Around Flap Gate-14 And Receiving Chute Of Bfd-22 & Bfd-23, Reconditioning And Overhauling Of Flap Gate-1 & 14 Along With Actuator Assembly At Sch-I.>. Submission Date for this Tender is 10-06-2020. Spare Part Tenders in TTPS Tamil Nadu. Bidders can get complete Tender details and download the document.




Tender Notice

24411598
Echp-I- Replacement Of Worn Out Portion Of Discharge Chute Around Flap Gate-14 And Receiving Chute Of Bfd-22 & Bfd-23, Reconditioning And Overhauling Of Flap Gate-1 & 14 Along With Actuator Assembly At Sch-I.>
Open Tender
Indian
Tamil Nadu
TTPS
10-06-2020

Tender Details

ECHP-I- Replacement of worn out portion of discharge chute around flap gate-14 and receiving chute of BFD-22 & BFD-23, reconditioning and overhauling of Flap Gate-1 & 14 along with actuator assembly at SCH-I.>

Key Value

Document Fees
Refer document
EMD
INR 2600.0 /-
Tender Value
INR 2.54 Lakhs /-

BOQ Items

Name of Work: <ECHP-I- Replacement of worn out portion of discharge chute around flap gate-14 and receiving chute of BFD-22 & BFD-23, reconditioning and overhauling of Flap Gate-1 & 14 along with actuator assembly at SCH-I.>
Sl. No. Item Description Item Code / Make Quantity Units
1 1 Replacement of worn out portion of discharge chutes
2 1.01 Charges for replacement of worn-out portion of discharge chute around Flap gate – 14 and receiving chute of BFD-22 & 23 by fixing of available S.H usable M.S & S.S materials including removal of worn out portion and then fabrication of M.S plate 12 mm thick and S.S liner plate 10 mm thick and then fixing in the existing worn out portion of coal transfer chutes and complete welding works including the cost of special welding electorate M.S to S.S (E.309) and S.S welding electorate (E.291.67)- retrieved worn out materials devoluted to stores complete . item1 17 Sq.mtr.
3 1.02 Charges for the removal flap gate actuator complete set like flap gate motor, mechanical actuator, counter weight 2 no., connecting plates, limit switch and bearing housing etc., The removal of worn out chute plate above the flap gate and then the flap gate by gas cutting, shifting the gate from its position on the shaft using chain blocks. Marking and cutting the chute plate size 1200x1000x12 mm thick x 2 no. and grinding the cutting edges and fabricating the chute plates and erecting the fabricated chute plate in its original position by welding. Removal of shaft from its position which was welded with the gate and bearings. Reconditioning the shaft by metal filling up on the rounded shaft seating positions. Making the shaft seating portion to the welded square shape then grinding the welded portion to suit for the flap gate seating. Overhauling the flap gate actuator cylinder by removing the cylinder top cover, shaft bearing etc., and clearing the actuator all spare parts by diesel and packing new grease in actuator cylinder, checking and refixing of spare parts one by one in flap gate actuator in its original position. inserting the rectangular block on then welding the MS rectangular blocks with the shaft. The inspection of bearing and greasing the bearing positioning the bearing in the shaft and fixing the bearing housing. inserting the new flap gate inside the chute then positioning it over the shaft and then tightening with bolt and nuts & fixing bearing housing assembly Fixing the counter weight connecting the plate limit switches striker motor etc., and closing the chute opening by welding. Mechanical operations of the flap gate. Devaluating the worn out flap gate material and worn out chute plate material to central store hair charges for T & P’s crane charges etc., complete. item2 2 OPNS
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