Bridge Management : Inspection, Maintenance, Assessment and by G.A.R Parke

By G.A.R Parke

This quantity comprises papers awarded on the First overseas convention on Bridge administration, held on the college of Surrey, Guildford, united kingdom, from 28-30 March 1990.

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Extra info for Bridge Management : Inspection, Maintenance, Assessment and Repair

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Planning Section This section will contain in the first instance information that is necessary for economic planning, such as planned and factual action costs, road-user costs, index tables, discount rates, planned action times, etc. Projecting Section An expansion of the database with information to facilitate the physical design of actions on the bridges has also been discussed. , which could be used as source material for implementation of maintenance and minor repair actions. INSPECTION SYSTEM Information on the condition of the bridges and any necessary actions comprises the base for the entire management system.

Implementation of bridge management and maintenance systems 23 The DANBRO BMMS has been developed in cooperation between the Danish Road Directorate, the Danish State Railways and COWIconsult. CONCEPT OF THE SYSTEM Figure 1 shows the main activities in the system. General Manuals are available for all the activities shown in Fig. 1. Such manuals are especially needed during the inspections in order to ensure objectivity in the inspector’s evaluations. Results from the inspections must obviously be comparable from bridge to bridge if the ranking of structures in need of repair are to be reliable.

6). The bridge rating programme calculates the bearing capacity of a bridge and compares the result with the loading from a standard truck. A bridge-bearing capacity class is given as a percentage of this standard truck loading. Material deterioration, as reflected by the condition mark, will often cause lower material strength and thereby lower bearing capacity. The system includes a facility for adjusting the bearing capacity in relation to condition marks. 630 and km BK Repair Proposal No. 1 Superficial Inspection/Maintenance: Maintenance level (I minimum, II normal, III high): II Yearly budget (1,000 Baht): 5 Repair Works in 1,000 Baht: Year Element Method Estimated repair costs (1,000 Baht) Implementation of bridge management and maintenance systems Code 27 Name 2531 BRIDGE Bridge Repair 850 2535 ABUWAL Abutment walls Strenghtening 250 2541 EXPJOT Expansion Joints Exchange 60 2560 BRIDGE Bridge Exchange 3000 FIG.

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