chip concrete

chip concrete

Concrete which uses broken stones as an aggregate, 1; provides greater bending and splitting tensile strength than concrete which has gravel as an aggregate because of the rougher surfaces of the broken stones.
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Invitation to tender : Detailed Project Description Excavating approximately 1,000 m3, gravel layer about 700 m3, Justified 350 t, 200 m3 concrete, reinforcement about 18 t, chip concrete approximately 650 m3, steel piles about 60 m, sheet piles 900 m2, natural stone walls about 40 m2, approximately 1000 m2 BE[micro]schungspflEnsterung
The list includes knives and scissors that never need sharpening, automobile engines of silicon nitride that weigh 40 percent less and have better heat resistance than current motors, noncorrosive bioceramic implants to replace joints in the aged, superconductors made from esoteric ceramic compounds, and ceramic hammers that can chip concrete.