本帖最后由 三T上人 于 2016-7-22 15:16 编辑 <br /><br />Contents
1 – The objective of the test.............................................................................................................................................................. 9
1.1 – Purpose of this guide...................................................................................................................................................9
1.2 - The tests and the acceptance of structures.....................................................................................................................9
1.2 - The objectives of the tests ..........................................................................................................................................10
1.3 - Regulatory context .....................................................................................................................................................11
1.4 - Bridges subjected to testing ........................................................................................................................................11
1.5 - Repaired or strengthened bridges................................................................................................................................12
2 - Test loads and physical measurements................................................................................................................................... 13
2.1 - Pavement loads.........................................................................................................................................................13
2.1.1 - General static loads.................................................................................................................................................13
2.1.2 - General dynamic loads ............................................................................................................................................13
2.1.3 - Local traffic loads ....................................................................................................................................................14
2.2 - Footpaths and cycle lanes ..........................................................................................................................................14
2.3 - Pedestrian and cycle bridges ......................................................................................................................................15
2.4 - Measured physical quantities ......................................................................................................................................15
3 - Organization of the tests by the project manager.................................................................................................................... 16
3.1 - The role of tests in bridge construction.........................................................................................................................16
3.2 - The nature of the tests................................................................................................................................................16
3.3 - The actors engaged in the tests...................................................................................................................................17
3.4 - The conduct of the tests .............................................................................................................................................18
3.4.1 - The calculation note ................................................................................................................................................18
3.4.2 - The test programme and the organization of loading operations....................................................................................18
3.4.3 - The resources employed to conduct the measurements...............................................................................................18
3.4.4 - Preliminary inspection of the structure.......................................................................................................................18
3.4.5 - Verification of the applied loads ................................................................................................................................19
3.4.6 - Loading the bridge and measurements......................................................................................................................19
3.4.7 - Inspection after the tests..........................................................................................................................................20
3.4.8 - Analysis of results and validation after the tests...........................................................................................................20
3.4.9 - The case of certain bridges ......................................................................................................................................21
4 - Calculation note for tests and analysis of results.................................................................................................................... 22
4.1 - Design hypotheses for the tests...................................................................................................................................22
4.2 - Calculation note for the tests.......................................................................................................................................23
4.3 - Analysis of results......................................................................................................................................................24
5 - Taking of measurements and presentation of results ............................................................................................................. 25
5.1 - Data required for effective instrumentation....................................................................................................................25
5.1.1 - Geometrical and topographical characteristics ............................................................................................................25
5.1.2 - Measurement programme ........................................................................................................................................25
5.2 - Possible types of measurement...................................................................................................................................26
5.2.1 - General comments concerning metrological characteristics (based on NF X07-001 - December 94).................................26
5.2.2 - Displacement measurements ...................................................................................................................................26
5.2.3 - Deformation measurements .....................................................................................................................................26
5.2.4 - Rotation measurements...........................................................................................................................................26
5.2.5 - Vibration measurements ..........................................................................................................................................27
5.2.6 - Weighing operations................................................................................................................................................27
5.3 - Presentation of results................................................................................................................................................27
6 - Test programmes for standard bridges.................................................................................................................................... 28
6.1 - Rigid frame bridges and frames...................................................................................................................................29
6.1.1 - Preliminary inspection of the bridge...........................................................................................................................29
2.1.2 - Hypothesis note ......................................................................................................................................................29
6.1.3 - Calculation note ......................................................................................................................................................29