Standard Specification for Circular Precast Reinforced Concrete Manhole Sections (Metric) (Withdrawn 2020)
NORMA vydaná dňa 15.7.2019
Označenie normy: ASTM C478M-19
Poznámka: NEPLATNÁ
Dátum vydania normy: 15.7.2019
Počet strán: 10
Približná hmotnosť: 30 g (0.07 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Keywords:
absorption, acceptance criteria, base sections, compressive strength, concrete, cone tops, design, flat slab tops, grade rings, ladders, manhole, manufacture, reinforced, riser sections, sewer, steps, tests, water,, ICS Number Code 13.060.30 (Sewage water), 13.060.300