Pro-Tec Equipment | PAL3 Series - 3" thick Lightweight Trench Boxes

PAL3 Series - 3" thick Lightweight Trench Boxes

PAL3 Series - 3" thick Trench Shields | Trench Boxes

PAL3 Series

Lightweight 3" Shields

The Pro-Tec Equipment Pal3 Series trench shields (trench boxes) are available in 3” sidewalls and are specifically designed for municipal utility installation/maintenance, water, sewer, gas, fiber optic and cable installation, among other projects. The Pal3 models are available in a single-wall or a double-wall shield, offering even more flexibility for use with light-duty excavators and backhoes.

PAL3 standard features

  • Industry’s first standard 4-point lift system
  • Recessed collar assemblies
  • Choice of 3” or 4” collars
  • Professional Engineer Certified to meet or exceed O.S.H.A. requirements
  • On knife edge shields: the industry’s strongest knife edge

PAL3 series options

  • Foam filling – prevents soil and water buildup
  • Extended collars 
  • Cutouts and replaceable doors
  • Single or double wall models
  • Stacking pockets
  • Custom sizes

PAL Series 3" Single Wall Shields

Standard Metric
Height x Length Model Weight** Pipe Clearance Shield Capacity* Depth of Cut* B-Soils Depth of Cut* C-60 Depth of Cut* C-80
ft lbs in psf ft ft ft
4 x 4 PAL 3-44 S 790 24 3000 67 50 38
4 x 6 PAL 3-46 S 1050 24 1851 41 31 23
4 x 8 PAL 3-48 S 1250 24 1009 22 17 13
4 x 10 PAL 3-410 S 1490 24 647 14 11 8
4 x 12 PAL 3-412 S 1790 24 500 11 8 6
6 x 4 PAL 3-64 S 990 36 1380 31 23 17
6 x 6 PAL 3-66 S 1290 36 960 21 16 12
6 x 8 PAL 3-68 S 1590 36 770 17 13 10
6 x 10 PAL 3-610 S 1990 36 590 13 10 7
6 x 12 PAL 3-612 S 2350 36 500 11 8 6
8 x 4 PAL 3-84 S 1350 36 1500 33 25 19
8 x 6 PAL 3-86 S 1700 36 1020 23 17 13
8 x 8 PAL 3-88 S 1990 36 840 19 14 11
8 x 10 PAL 3-810 S 2750 36 660 15 11 8
8 x 12 PAL 3-812 S 3200 36 480 11 8 6

PAL Series 3" Double Wall Shields

Standard Metric
Height x Length Model Weight** Pipe Clearance Shield Capacity* Depth of Cut* B-Soils Depth of Cut* C-60 Soils Depth of Cut* C-80 Soils
ft lbs in psf ft ft ft
4 x 6 PAL 3-46 1170 24 3000 67 50 38
4 x 8 PAL 3-48 1460 24 2830 63 47 35
4 x 10 PAL 3-410 1740 24 1770 39 39 22
4 x 12 PAL 3-412 2120 24 1080 24 18 14
4 x 16 PAL 3-416 2590 24 680 15 11 9
6 x 6 PAL 3-66 1630 36 3000 67 50 38
6 x 8 PAL 3-68 2060 36 2790 62 47 35
6 x 10 PAL 3-610 2510 36 1500 33 25 19
6 x 12 PAL 3-612 2960 36 1080 24 18 14
6 x 16 PAL 3-616 3700 36 680 15 11 9
8 x 6 PAL 3-86 2100 48 2040 45 34 26
8 x 8 PAL 3-88 2590 48 1740 39 29 22
8 x 10 PAL 3-810 3220 48 1320 29 22 17
8 x 12 PAL 3-812 3800 48 1080 24 18 14
8 x 16 PAL 3-816 4850 48 680 15 11 9

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