Bridge Expansion Joints: STRIP_SEAL
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 |
|---|---|---|---|---|---|---|---|---|---|
| STRIP_SEAL | SS-2 | -20 to 120 | 3 | 0 | Elastomeric seal in steel extrusion; max opening 3 in direction of traffic; movement up to 2 in | up to 200 | 2 | Moderate | Yes |
| STRIP_SEAL | SS-3 | -20 to 120 | 4 | 0 | Strip seal; total movement up to 3 in; preferred system for medium movement joints | up to 250 | 3 | Moderate | Yes |
| STRIP_SEAL | SS-4 | -20 to 120 | 4 | 0 | Strip seal; maximum practical size; movement up to 4 in | up to 300 | 4 | Moderate | Yes |
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