The Scientific World Journal / 2014 / Article / Tab 1

Research Article

Effects of Outlets on Cracking Risk and Integral Stability of Super-High Arch Dams

Table 1

Cracking characteristics and reinforcement measures of the numbers 1 and 2 reservoir emptying outlets in the Goupitan arch dam.

OutletsSeries numberCracking depth (m)Cracking description Reinforcement measures
MaxMin

Number 1 reservoir emptying bottom outletCrack series number 10.3 0.3 Deck of the number 13 dam monolith at EL 491 mGroove in cracking surface 

Fill in cracks using preshrinkage mortar 

Embed grouting pipe system 

Drill stress release hole 

Install double-layer crack-limiting steel bar 
Crack series number 2     From EL 494 m to EL 488 m along the number 13 dam monolith
Crack series number 31.1 0.7 Deck of the number 14 dam monolith at EL 497 m
Number 2 reservoir emptying bottom outletCrack series number 11.5 0.3 Deck of the number 14 dam monolith at EL 497 m
Crack series number 2     From EL 494 m to EL 488 along the number 13 dam monolith
Crack series number 31.7 0.3 Deck of the number 15 dam monolith at EL 490 m
Deck of the number 15 dam monolith at EL 494 m