Bridge evaluation through SHM – Sawn Timber Stringer Bridges

Bridge evaluation through SHM

Topic 1:  Sawn Timber Stringer Bridges

Date:  Wednesday, August 19, 2020 POSTPONED – Date to be announced in the fall

Time:   11am Pacific Time (America); 2pm Eastern Time (America)

Welcome and Introductions

Dr. Baidar Bakht

  • Difference between design and evaluation
  • CHBDC provisions for bridge evaluation
  • Load carrying capacity factor

Dr. Aftab Mufti

  • History of SHM in bridge evaluation
  • Description of 5 sawn timber bridges in Nova Scotia
  • Load carrying factors for 5 bridges obtained by usual evaluation
  • Case for inspection 4

Dr. Farnaz Raeisi

  • Description of instruments (strain gauges and LVDTs)
  • Why strain gauges can’t be used for timber
  • Difficulties in load distribution analysis of sawn timber stringer bridges

Dr. Baidar Bakht

  • Flexural strength of timber stringers
  • Load sharing factor
  • Use of SHM data in re-evaluation of 5 bridges in Nova Scotia

Discussion & Questions


Prior to the webinar participants will receive:

  • Lecture notes
  • Reports referenced in lecture
  • Computer programs



$50 plus GST (5%)


Register – CLICK HERE



Please contact Charleen Choboter