bids are invited for custom bid for services - cap counting and boom operations , custom bid for services - uncapping of cylinders , custom bid for services - cylinder segregation pre inspection , custom bid for services - carousel attendant , custom bid for services - adjustment of cylinders , custom bid for services - o ring replacement , custom bid for services - tying of safety cap , custom bid for services - capping of cylinders , custom bid for services - test bath manning , custom bid for services - placing of seal on cylinder , custom bid for services - stationary filling assisstance , custom bid for services - purging of cylinders , custom bid for services - nd sticker pasting and sqc assistance , custom bid for services - pump house and tt gantry assistance , custom bid for services - electrician skilled , custom bid for services - electrician semi skilled , custom bid for services - reliever unskilled , custom bid for services - reliever semi skilled , custom bid for services - extra hours unskilled , custom bid for services - extra hours semi skilled , custom bid for services - extra hours skilled