| 摘要 |
<p>PROBLEM TO BE SOLVED: To obtain a concrete pole not requiring maintenance of coating, etc., readily producible and not causing slag in molding. SOLUTION: This concrete pole comprises a hardened body of a mixture composed of at least cement, pozzolanic fine powder, a fine aggregate having <=2 mm particle diameter, a water reducing agent and water. Preferably the concrete pole further comprises a metal fiber and/or an organic fiber, inorganic powder having 3-20μm average particle diameter, fibrous particles or flaky particles having <=1 mm average particle size.</p> |
