Volume-II of IV - GAIL

MECON LIMITED
REGD. OFF: RANCHI (BIHAR)
PROCESS & PIPING
DESIGN SECTION
NEW DELHI
TITLE PIPING FABRICATION AND
ERECTION
STANDARD SPECIFICATION
SPECIFICATION NO. PAGE 5 OF 62
MEC/S/05/62/06 REVISION 0
5.1.2 There can be some variations in the dimensions and level appearing in the
arrangement drawings and those actually occurring at site due to minor
variations in the location of equipments, structures, cut out etc. Adequate field
joints shall be provided, permitting assembly and erection of pipe work without
major modification.
5.2 Supporting
Location and design of pipe supports shown in approved drawings and support
drawings shall be strictly followed.
5.2.1 Supports shall be installed in such a way that they do not contribute to over
stressing of a line.
5.2.2 Fabrication and erection of additional supporting elements and structural fixtures
which in COMPANY's view are required for proper supporting of the system,
shall be carried out by CONTRACTOR at no extra cost.
5.2.3 All temporary supports, elements required for alignment, erection and assembly
shall be removed after completion of work.
5.3 Equipment hook-up
5.3.1 Prior to hook-up, the alignment and trueness of flange faces shall be checked to
ensure that no undue stresses shall be induced in the system while hooking up.
6.0 INSPECTION
6.1
6.2 CONTRACTOR shall provide all facilities/ assistance to COMPANY for proper
execution of their inspection without any extra charge.
6.3 All piping work shall be subjected to inspection by COMPANY at any time during
fabrication. CONTRACTOR shall furnish to COMPANY detailed work
programme sufficiently in advance, in order to enable COMPANY to arrange for
inspection.