Crackbond Bridge-Gard is an epoxy polymer overlay used to extend deck life and rebuild joint headers on bridges and parking structures.
Crackbond Bridge-Gard from Adhesives Technology is a 100% solids epoxy polymer concrete overlay for high-stress decks. It is moisture insensitive, needs no primer, and places from 3/4 in. to 10 in. for overlays, spalls, ruts, and joint nosings on bridges, parking structures, and docks. At 75°F the overlay is typically open to traffic in under 3 hours. The smaller kit of the same overlay is the Crackbond Bridge-Gard 0.67 cu ft kit.
| Property | Value |
|---|---|
| Product | CRACKBOND BRIDGE-GARD epoxy polymer concrete overlay |
| Part number | BG134 |
| Kit size | 1.34 cu ft (Part A/B, two 50 lb sand, one 50 lb rock) |
| Mix ratio (neat) | 2:1 by volume |
| Application temperature | 65°F to 95°F (18°C to 35°C) |
| Open to traffic at 75°F | < 3 hours |
| Placement thickness | 3/4 in. to 10 in. |
| Compressive strength 24 hr (ASTM C39) | 4,750 psi (32.8 MPa), extended |
| Tensile strength 7 day (ASTM D638, neat) | 3,960 psi (27.3 MPa) |
| Tensile elongation 7 day (ASTM D638, neat) | 59.2% |
| Gel time 60 g (ASTM C881) | 20 min at 75°F |
| Shelf life | 24 months unopened, 50°F to 95°F |
Product documents: CRACKBOND BRIDGE-GARD Technical Data Sheet (PDF)
Does Crackbond Bridge-Gard extend deck life on parking structures?
Yes. Crackbond Bridge-Gard is an epoxy polymer overlay for parking decks and bridges when the wearing surface needs a bonded overlay instead of a full deck replacement.
Will Crackbond Bridge-Gard resist rutting under truck traffic?
Yes. Crackbond Bridge-Gard is written for truck traffic and rut resistance on decks and ramps. That is the overlay use, not a thin sealer.
Can Crackbond Bridge-Gard rebuild a joint header?
Yes. Crackbond Bridge-Gard is used to rebuild joint headers and nosings in the overlay thickness window on the sheet.
What overlay thickness window does Crackbond Bridge-Gard cover?
Crackbond Bridge-Gard is placed from 3/4 in to 10 in on the current overlay sheet. That thickness band is a property of the overlay, not a mix instruction.
Can Crackbond Bridge-Gard be used to rehabilitate a loading dock?
Yes. Loading docks are a listed Crackbond Bridge-Gard use when the slab needs a bonded epoxy overlay that can take traffic in a few hours.
Does Crackbond Bridge-Gard need a 65 F to 95 F deck to cure on time?
Yes. The sheet lists a 65 to 95 F cure band for Crackbond Bridge-Gard. Traffic in under 3 hours at 75 F is the warm-deck figure on that sheet.
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