Title:
Expansion of Concrete Pumped Through Aluminum Pipeline
Author(s):
E. L. Fowler, E. F. Holmgren
Publication:
Journal Proceedings
Volume:
68
Issue:
12
Appears on pages(s):
950-953
Keywords:
Aluminum, bridge decks, concrete structures,
compressive strength, cores, expansion, pumped
concrete, tests, volume change
DOI:
10.14359/7247
Date:
12/1/1971
Abstract:
Aluminum powder, abraded in pumping, can react with portland cement to produce hydrogen gas having expansive effect on freshly placed concrete. Study concluded concrete free to expand in at least one direction during setting and early hardening should not be placed by pumping.