Bridge Expansion Joints: MODULAR
Bridge expansion joint types and movement capacities — compression seal, strip seal, modular, finger plate, silicone sealant — with total movement range, opening limits, waterproofing, and applicable span ranges
| joint type | size rating | install temp range F | max opening in (in) | min opening in (in) | notes | span range ft | total movement in (in) | typical cost | water tight |
|---|---|---|---|---|---|---|---|---|---|
| MODULAR | MOD-12 | -30 to 120 | 12 | 0 | Modular joint; 4 sealing elements at 3 in each; long bridges | 300 to 800 | 12 | High | Yes |
| MODULAR | MOD-24 | -30 to 120 | 24 | 0 | Modular joint; 8 sealing elements; major crossings and long viaducts | 500 to 1500 | 24 | Very High | Yes |
| MODULAR | MOD-6 | -30 to 120 | 6 | 0 | Modular joint; multiple sealing elements; 3 in max movement per element; skew < 30 deg | 200 to 500 | 6 | High | Yes |
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