AS 4422 pdf download – Playground surfacing-Specifications,requirements and test method

AS 4422 pdf download – Playground surfacing-Specifications,requirements and test method 1.4.3Drop height The distance between the test position on the surfacing and the lowest point of the freefalling missile prior to release. 1.4.4 Drop test (laboratory testing) A minimum serics of four impact measurements carried out from increasing fall heights,such that at least one measurement gives an HlC value above...