The Atlas Topseal Vault
BACKGROUND: Customer submitted one (1) sample for testing. The sample arrived at CRT on 02/05/2007 via customer delivery. Visual inspection was performed on 02/05/2007 and no product defects or shipping discrepancies were noted. Sample submitted to identify compressive strength. Testing to be performed per customer requirements and signed CRT quotation dated 01/24/2007. The following additional information is provided:
CRT Order Entry Log Date: 01/29/2007 Sample Description: Atlas Vault
Specification: Customer Requirements: Minimum 5000 lbs for 5 minutes
TEST PROCEDURE: The chamber was placed in a test frame. A customer supplied base was used for bottom support. Eight (8) 50-lb bags of 3/8-5/8 smooth river rock were placed on top of the vault to distribute load. A 6"x6" H-beam was placed on top of the rock bags to apply the load. Load was applied using a 20-ton hydraulic jack and monitored using a Sensotek load cell. The required load was held for 5 minutes and then incrementally increased until failure.
|Load Obtained||Time||Ultimate Load|
|2270 kg||5 minutes||5499 kg (12,100 lbs)|