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author:

Hu, C.-B. (Hu, C.-B..) [1] | Sun, Z.-H. (Sun, Z.-H..) [2] | Wang, L.-J. (Wang, L.-J..) [3]

Indexed by:

Scopus PKU CSCD

Abstract:

The control principles of early-age temperature field were put forward based on the temperature stress, built-in basic temperature, built-in temperature difference and curing temperature of cement concrete pavement. The specialized early-age temperature field numerical simulation program of cement concrete pavement was used, the sensitivities and influencing characteristics of pavement early-age temperature field parameters were researched, and the effectivenesses of pavement early-age temperature field control measures were evaluated. Analysis result shows that compared with material parameters, environment construction parameters are major factors effecting pavement early-age temperature characteristics. Appropriate paving time and environment condition may change the temperature difference between the top and the bottom of slab more than 20°C. Proper curing methods and curing materials may reduce the temperature of pavement more than 12°C. Concrete paving temperature, water cement ratio and cement content significantly effect built-in basic temperature. For specific temperature control target, the sensitivities of influencing parameters are not the same, field pavement early-age temperature simulation should be combined to balance the effects of control measures.

Keyword:

Built-in temperature; Cement concrete pavement; Construction control; Early-age; Road engineering; Temperature field characteristic

Community:

  • [ 1 ] [Hu, C.-B.]School of Civil Engineering, Fuzhou University, Fuzhou 350108, Fujian, China
  • [ 2 ] [Sun, Z.-H.]School of Civil Engineering, Fuzhou University, Fuzhou 350108, Fujian, China
  • [ 3 ] [Wang, L.-J.]School of Civil Engineering, Fuzhou University, Fuzhou 350108, Fujian, China

Reprint 's Address:

  • [Hu, C.-B.]School of Civil Engineering, Fuzhou University, Fuzhou 350108, Fujian, China

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Source :

Journal of Traffic and Transportation Engineering

ISSN: 1671-1637

Year: 2013

Issue: 5

Volume: 13

Page: 1-9

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 4

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