supply of caution board with fittings, for running staff for panto raise as per rdso drg. no. eti/ohe/p/7582 ,rev-a. , caution board with fittings, for running staff for panto raise as per rdso drg. no. eti/ohe/p /7582 ,rev-a and panto lower as per rdso drg. no. eti/ohe/p/7581, rev-a or latest (drawings shall be onl y for the ref. of dimensions of letter, symbols, holes and sheets) and as per rdso spec. no. eti/ohe/33a (1 2/97), rev-8 (11/2012)or latest. the material for base plate should be aluminum alloy sheet shall be of 2.0 mm thickness (is 737-1986) as mentioned in specification. material for numerals/symbols/letter ( letter sho uld be bi-lingual in hindi and english both) should be made of retro-reflective high intensity micro prismatic sheeting (type-iv) [ warranty period: 30 months after the date of delivery ] ]