Pro-Tec Equipment | Pipeline High Clearance Arch

Pipeline High Clearance Arch

Pal 3 Trench Box Pipe Line Arch  4

Pipeline High Clearance Arches

The Pro-Tec Equipment Pipeline High Clearance Arch is designed to allow enough clearance for large diameter pipe vaults, boring pits, as well as providing pipeline crews with the desired amount of clearance to work on joints, all while using our Pal3, 8' tall trench boxes, keeping the overall weight of the system to an absolute minimum.

  • Provides 6 feet (72") of vertical clearance when used on an 8’ tall trench shield
  • Designed to fit 8' tall Pal-3 Trench Shields 
  • Full range of bolt-on extensions to provide up to 12’ of internal width
  • Professional Engineer Certified to meet or exceed O.S.H.A. requirements

Pipeline (Pal) High Clearance Arch

Standard Metric
Moedel Length Description Weight
in lbs
HC-Pal-Arch 12 24" Wide legs 400
HCA-ALS-EX-12 12 Bolt on Extension 80
HCA-ALS-EX-18 18 Bolt on Extension 100
HCA-ALS-EX-24 24 Bolt on Extension 110
HCA-ALS-EX-30 30 Bolt on Extension 130
HCA-ALS-EX-36 36 Bolt on Extension 150
HCA-ALS-EX-42 42 Bolt on Extension 160
HCA-ALS-EX-48 48 Bolt on Extension 180
HCA-ALS-EX-54 54 Bolt on Extension 190
HCA-ALS-EX-60 60 Bolt on Extension 210
HCA-ALS-EX-66 66 Bolt on Extension 230
HCA-ALS-EX-72 72 Bolt on Extension 240
HCA-ALS-EX-78 78 Bolt on Extension 260
HCA-ALS-EX-84 84 Bolt on Extension 270
HCA-ALS-EX-90 90 Bolt on Extension 290
HCA-ALS-EX-96 96 Bolt on Extension 310

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