Title: The Maintenance and Reconstruction of Concrete Tunnel Linings With Treated Mortar and Special Concrete

Author(s): B. D. Keatts

Publication: Journal Proceedings

Volume: 43

Issue: 3

Appears on pages(s): 813-826

Keywords: none

DOI: 10.14359/8764

Date: 3/1/1947

Abstract:
Defects in concrete tunnel linings such as disinte-gration, honeycomb cracking and structural Failures and faultv conditions in earth and rock formations through which tunnels have been bored have been corrected with treated mortars, a special concrete and through unconventional methods of ap-plying them. Paper includes a general discussion of tunnel mainte-nance problems, a description of the mortar, concrete, and methods employed in the repairs of four selected tunnels.