Bemalastic 1213 Bridge Deck Membrane Bridge Deck Waterproofing

Bridge Preparation

After sandblasting, Waterproofing primer applied

Which system one ply/two ply One ply is generally used on MTO bridges in Ontario. The application is 5 mm thick Bemalastic 1213 and MTO approved 1/8 inch Protection Board. Two Ply is generally used on the Superelevated bridges and in Toronto where the fabric reinforcement Reemay is sandwiched between two layers of Bemalastic 1213 approximately 2.5 mm thick each. Then the hot material layer is covered with protection board as above.

Typical Single Ply Application

Bemalastic 1213 applied 5 mm thick on the deck

Protection Board being applied into the hot rubber

Ready to pave

Typical 2 ply system application

Other Waterproofing