Handbook for Bridge Inspections - TSP2
Handbook for Bridge Inspections - TSP2
Handbook for Bridge Inspections - TSP2
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207 Leakage/dampness of concrete<br />
element<br />
• When liquid penetrates through the element<br />
208 Discoloration of concrete<br />
element<br />
• Discoloured surface of a concrete element<br />
209 Insufficient/damaged cover of<br />
concrete element<br />
• Less cover than designed <strong>for</strong><br />
210 Weathering of concrete elem. • Normal wear and tear<br />
211 Honeycombing of concrete • Caused by <strong>for</strong> example, insufficient<br />
element<br />
vibration of concrete<br />
212 Delamination of concrete • Separation into concrete layers<br />
element<br />
213 Spalling of concrete clement • Bits of the surface concrete falling down<br />
214 Corrosion of rein<strong>for</strong>cement • Rein<strong>for</strong>cement damaged by corrosion<br />
215 Wash out of concrete element • Removal of particles from the concrete hy<br />
water<br />
216 Inadequate cleaning of • Debris, dirt, vegetation etc. not removed<br />
concrete element<br />
from the element<br />
217 Inadequate clearing<br />
up/removal<br />
• Formwork. bars, strip steel etc. not removed<br />
218 Poor concrete quality<br />
• Quality of concrete lower than can be<br />
accepted<br />
219 Scoring/undermining of • Holes in the ri ver bed or bank under<br />
concrete clement<br />
concrete element caused by the flow of river<br />
220 Missing part(s) of concrete • Originally designed part of an element is<br />
element<br />
mlssmg<br />
290 Other damage to concrete • Any other damage not listed above<br />
element<br />
3 Damage ty pical to<br />
SteellAluminium and Iron<br />
Elements<br />
301 Settlement of steellalum.liron • Vertical movement of the element<br />
element<br />
302 Movement of steellalum.liron • Rotation/dislocation of element(s) from its<br />
element<br />
original position<br />
303 Defommtion of • Loss of originally shape or geometry, i.e.<br />
steel/alum.liron element<br />
buckling, bending, kinks etc.<br />
304 Cracks in steeJlalum.liron<br />
clement<br />
• Includes all types of cracks<br />
305 Fracture of steellalum.liron<br />
element<br />
• When a part ofthe steel element is broken<br />
306 Damage to steel surface<br />
treatment<br />
• Damage to coatings. galvanizing etc.<br />
307 Leaks/dampness impact of • When a steel element is leaking
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