Topside Module Frames

01 / 08

A module frame

3 decks round the client’s packages. Big structures leave our works for the USA, Louisiana included, so size and export packing are familiar ground. The design is the client’s.

Scroll to see how it is built · drag to turn it round

02 / 08

Plate-girder decks

Girders built up from plate and welded full penetration on the submerged-arc line.

How is it possible at Allmarc?

Automatic fit-up and beam build-up linePlates matched and tack-welded

Used here for: Plate-girder decks

• Plates matched and tack-welded
• Automatic feed and stitch welding
• H and I sections built from plate

All our machinery

Submerged-arc (SAW) welding lineFull-penetration welds on built-up sections

Used here for: Plate-girder decks

• Full-penetration welds on built-up sections

All our machinery

Hydraulic H-beam straighteningStraightens built-up beams after welding

Used here for: Plate-girder decks

• Straightens built-up beams after welding

All our machinery

03 / 08

Tubular columns

Columns rolled from plate.

How is it possible at Allmarc?

Three-roll pinch cum pyramid plate rollsRolls plate up to 40 mm

Used here for: Tubular columns

• Rolls plate up to 40 mm

All our machinery

04 / 08

Bracing on every face

Tubular diagonals profile-cut to fit each node, so the module lifts as one stiff box.

How is it possible at Allmarc?

CNC profile laserTube, beam and structural profile cutting

Used here for: Bracing on every face

• Tube, beam and structural profile cutting

All our machinery

Manual MIG weldingQualified welders, including 6G

Used here for: Bracing on every face

• Qualified welders, including 6G

All our machinery

05 / 08

Decks

Plated main and upper decks, grated mezzanine.

06 / 08

Padeyes

Padeyes at the corners for the lift, cut from thick plate.

07 / 08

Access

Stairs between decks and handrails round the open edges; the packages are the client’s.

08 / 08

A kit of parts

Girders, columns, bracing, decks and padeyes: every member numbered, match-marked and packed in erection sequence.