building settlement marker installation guide

#Building settlement marker installation guide install

Marking shall be done for welding of 8 mm x 300 mm x 300 mm base plates for supports for Steam pipe on entire Bottom plates as required.ĥ. Main distribution holding supports shall be drilled for bolting holes as per drawing before welding on base plates on shells & suction bucket assembly.Ĥ. Fixing of base plates on the tank shells and oil bucket for support of Bumper supports to hold Main Distribution and lateral distribution supports.ģ. Oil suction bucket assembly shall be installed along with all structural support.Ģ. One Plate S1A 25 mm Thk 270 ° to Nozzle N3Īfter installation above plates, following activities to be taken up,ġ. One Plate S1A 25 mm Thk 90 ° to Nozzle N3ģ. One plate on Inlet nozzle N3 180 ° area Plate S1A -25 mm ThkĢ. Nozzles / Stair case/Balance Roof Plat form – LIFTġst Shell Plate erection with one coat painting external to the tank – (Only following plate erection shall be taken preliminaryġ.Bottom of the oil through surface shall be fully welded with support bracket of oil through, balance structural work of Oil through after erection of 1st Shell on nozzle portion. Sand blasted surfaces shall be protected with the help of adhesion tape to protect the sand blasted surfaces from rust. Oil through plates shall be pre fabricated as per drawing and Sand blasted. On 4th Shell – ( Only on 4th Shell) Oil through support bracket fabrication, Oil through bottom plate fabrication with shell plate, Oil through vertical plate fabrication with support bracket.Wind Girders / Nozzles / Stair case along with one coat painting /Balance Roof Plat form along with one coat painting, Nozzles – LIFT( Partially).Wind Girders / Foam Chambers/ Stair case along with one coat painting /Roof Plat form / Roof Nozzles – LIFT.Trusses And Cross Girder along with complete painting – Lift Assembly.Center Column along with complete painting.6th Shell – Painting on outer surface one coat – and Bottom Plate along with complete paintingĬompression Ring Painting on outer surface one coat.Sand Blast, complete Painting On Bottom Surface of Annular Plates.Erect the shell course by using crane or by any mechanical means.Continue jacking till the assemble is lifted to a height of 50 mm more than the width of the shell course to be erected next.Give electrical power connection to power pack and start jacking.Connect the high pressure hosepipes from power pack to each jack.Length of the trestle to be checked according to shell heights. ( 1 no for trestle & 2 no’s for stay member) Jack capacity of hydraulic jack-12 MT For settling Tank – 38Nos (Min.), Export Tank – 55Nos (Min.).

Mark the shell I/S diameter and fix the elevators on the annular plate.

Lifting Trestle with Two Supporting Stay legs.

#Building settlement marker installation guide install

Only authorized personnel are allowed to be within the area during the lifting and erection works.Įrect Scaffolding/ install temporary support and platform to ensure works accessibility. All personnel that will be involved with the works shall review the Job Safety Analysis, Work procedure and conduct tool box meeting immediately before commencement of work.Įnsure all personnel are equipped with appropriate PPE for the right job especially for personnel working at height to wear safety harness, hand gloves and vest.īarricade the work area with red and white tape, sufficient warning sign boards, work permit and JSA at Work site. All lifting gears such as wire slings, web slings, shackles etc shall be inspected and shall come with the valid load test certificate prior to lifting.