OSHA REQUIREMENTS AND RULES

TEKLA CHECKING SKILLS

 

 OSHA REQUIREMENTS


BASE PLATE :

  • BASEPLATE NEED TO HAVE MINIMUM 4 ANCHOR BOLTSA

  • USAGE OF LEVELING NUT OR LEVELING PLATE SHOULD BE DISCUSSED WITH ERECTOR

  • DETAILER SHOULD REFER TO DESIGN DRAWINGS TO PROVIDE OVERSIZED HOLES IN BASE PLATE ,IF INFORMATION MISSING THEN WE NEED TO REFER TABLE C-J9.1 AND 14.2 OF AISC BOOK.

COLUMN
  • COLUMN SPLICE SHOULD BE AT 4'-0 FROM FINISHED FLOOR 

 

  •  ALL PERIMETER COLUMNS SHOULD HAVE SAFETY HOLES FOR WIRE GUARD RAIL ONE AT 1'-9 FROM FINISHED FLOOR AND SECOND AT 3'-6 FROM FINISHED FLOOR

 

  •  ALL COLUMNS SHOULD BE PROVIDED WITH LIFTING HOLE SPECIALLY TIER COLUMNS,NORMALLY LIFTING HOLE DIA IS 2'-0.

 

  •     ALL COLUMNS SHOULD HAVE CORRECT ORIENTATION MARK TO ERECT THE COLUMN.


    • EXTENDED SHEAR TAB CONNECTION TO BE FOLLOWED WHERE BOLT ACCESS IS BLOCKED BY FLANGES.       

BEAM:

  • MINIMUM OF TWO BOLTS REQUIRED AT EACH END OF BEAM FOR ERECTIO

  • D/2 RULE TO BE SATISFIED AT EACH CONNECTION TO SATISFY REQUIRED LOADS

  • ALL DOUBLE ANGLE CONNECTIONS AT COLUMN WEB OR BEAM WEBMUST HAVE STAGGERED CLIP ANGLES OR A BEAM SEAT  OR A TOP FLANGE CLIP ANGLE .WHEN NOT POSSIBLE TO PROVIDE SAFETY CONNECTIONS THE DETAILER SHOULD ADD A NOTE OF WARNING  TO THE ERECTOR ON EPLANS.


JOISTS:

  • IF JOIST SPAN  MORE THAN 40'-0  THEN WE SHOULD BE PROVIDED WITH 2 ERECTION BOLTS

  • VERTICAL STABILZER PLATE NEED TO BE PROVIDED, THIS PLATE SHOULD BE OF MINIMUM 6"X6"  AND 3" BELOW THE BOTTOM OF JOIST, WITH 13/16DIA HOLE FOR GUYING OR PLUMBING CABLES.

DECK :

  • DECK SUPPORT MAY BE REQUIRED AT DECK CUTOUTS NEAR BEAM TO BEAM OR BEAM TO COLUMN CONNECTIONS,REFER DESIGN DRAWING OR THE CLENT FOR PREFERRED METHOD

SNAGGING HAZARDS:

  • AVOID SHARP CORNERS.
 
CONNECTIONS:

  • USE BEARING CONNECTIONS AND AVOID HANGING CONNECTIONS.

TRIPPING HAZARDS:

  • ANY CONNECTIONS OR OBSTRUCTIONS SHOULD BE AVOIDED ON TOP OF BEAM OR JOIST.


FALL PROTECTION:

  • MULTISTORAGE STRUCTURE REQUIRES GUARD RAIL CABLES AT FLOOR PERIMETER ,INTERIOR OPENINGS  AND ROOF OPENINGS.THIS PROTECTION SUPPORT SHOULD BE AGREED UPON PRIOR TO COMENCEMENT OF DETAILING.

ERECTION AID:

  • FOR FIELD WELDS OF TUBES OR BRACINGS ,WE NEED TO PROVIDE ERECTION BOLT OR ERECTION ANGLE FOR SUPPORT