Requests for substitutions will be considered in accordance with provisions of Section 01600.
Glass Fiber Reinforced Concrete Fabrications: High density concrete made of ASTM C 150 Portland cement, crushed stone, silica sand, and polymers reinforced with continuous filament glass fiber mat and structural reinforcing as required; asbestos free.
Color: As selected from manufacturer’s selection.
Color: To match Architect’s sample.
Density: 140pcf (2240 kg/cu m).
Shell Thickness: 1/2” to 2 inch, nominal
Surface Burning Characteristics: Flame spread index of 0, smoke developed index of 5; when tested in accordance with ASTM E 84.
Weather Resistance: No significant loss of strength or change in appearance after 200 hours accelerated weathering conducted in accordance with ASTM G 23.
Compressive Strength: Over 5000 psi (34 MPa).
Part 3 – Execution
Do not begin installation until substrates have been properly constructed.
If substrate preparation is the responsibility of another installer, notify Architect of unsatisfactory preparation before proceeding.
Check field dimensions before beginning installation. If dimensions vary too much from design dimensions for proper installation, notify Architect and wait for instructions before beginning installation.
Clean surfaces thoroughly prior to installation.
Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.
Install supplementary, temporary, and permanent supports as required for proper installation.
Install in accordance with applicable code and manufacturer’s recommendations; shim where necessary.
Patch exposed anchor points to match color and texture of unit.
Protect installed products until completion of project.
Touch-up, repair, or replace damaged products before Substantial Completion.
Do not allow access until protective ground surfacing is in place, and inspections are complete.