Supplying and fixing retro reflective boards for W/L boards & Caution order boards under DEN/MAO and DEN/UD Section (E file Comp. No.72134)

SSE/P/UD Section

SWRUSSOR-2022,Item no.202010-Manufacturing, fabricating and supplying retro-reflective Level

Crossing Indicator boards, made of 2mm thick aluminium sheet or 3mm thick aluminium composite

sheet, face to be fully covered with high intensity encapsulated type heat activated retro-reflective

sheeting conforming to type-IV of ASTM-D4956-01 in yellow & black or other colour combination

including subject matter, message, symbols, borders etc. as approved by Engineer In-charge or as

per IRPWM guidelines, pasted on substrate by an adhesive backing which shall be activated by

applying heat and pressure conforming to class-2 of ASTM-D-4956-01 and fixing the same with

suitable sized aluminium alloy rivets @ 20 cm c/c to back-support frame of M.S. angle iron of size

25mm x 25mm x 3mm provided all along the edges of board with theft resistant measures, back

side of board shall be with non-peelable weather-proof paint, consisting of one coat of zinc

chromate primer and two coats of epoxy paint. Vertical post shall have black & white anti-corrosive

paint or powder coating complete, as directed.

S No. Item Description of Item Unit Qty Rate Amount

Boards for level crossing of size 600mm x 600mm of

each board with back support frame welded to

vertical post of MS T section of size 75mm x 75mm x

KARWAR-DIVISION-ENGINEERING/KRCL

SWR USSOR -2022,item no-202020-Manufacturing, fabricating and supplying retro-reflective

Engineering Indicator boards, made of 2mm thick aluminium sheet or 3mm thick aluminium

composite sheet, face to be fully covered with high intensity encapsulated type heat activated

retro-reflective sheeting conforming to type-IV of ASTM-D4956-01 in yellow & black or other colour

combination including subject matter, message, symbols, borders etc. as approved by Engineer In-

charge or as per IRPWM guidelines, pasted on substrate by an adhesive backing which shall be

activated by applying heat and pressure conforming to class-2 of ASTM-D-4956-01 and fixing the

same with suitable sized aluminium alloy rivets @ 20 cm c/c to back-support frame of M.S. angle

iron of size 25mm x25mm x 3mmprovided all along the edges of board with theft resistant

measures back side of board shall be with non-peelable weatherproof paint, consisting of one coat

of zinc chromate primer and two coats of epoxy paint. Vertical post shall have black & white anti-

corrosive paint or powder coating complete, as directed.

S No. Item Description of Item Unit Qty Rate Amount

1 1 SWR USSOR -2022,item no.202021-Caution Indicator Each 20.00 5208.60 104172.00

Board of size 1400mmx400mm with back support

frame fixed to vertical post of MS angle of size

50mmx50mmx6mm of 3650 mm long.

Board of equilateral triangular shape having each side

of 1000mm with back support frame fixed to vertical

post of MS angle of size 50mmx50mmx6mm of 3650

Indicator Board of Circular shape having diameter of

1000mm with back support frame welded to vertical

post of MS angle of size 50mmx50mmx6mm of 3950