Bridge Inspection Services include all methods as defined in BIRM and CFR 650. This includes Seven (7) types; Initial (Inventory), Routine (periodic), Damage, In-Depth, Special,(Interim), Fracture Critical, Underwater. The frequency of these inspections is by Manual for Condition Evaluation of Bridges, Section 3.2.
Inventory Inspection must enter SI&A data within 90 days after completion of work for State and Federal bridges and 180 days for all others.
Routing Inspections are required to be performed within 24 months of the previous inspection.
Damage Inspection occurs when damage due to vehicular collisions, environmental factors such as scour, etc.
In-Depth Inspections have six requirements
Special Inspection (interim)
Fracture Critical must be performed every 24 months
Underwater must be performed every 60 months
Originally posted on Milford Street: I saw this bridge in Revere, MA and liked the lines especially with the buildings in the background. Shapes and lines are often best shown in B&W, but I know that when I show only the B&W, there is often a request for the color version. And the light was… via Markey Bridge — The Bridgehunter's Chronicles
This week’s pic of the week is a throwback to eight years ago and to this bridge. The Ellsworth Ranch Bridge, located in Emmet County, Iowa, is one of five remaining Thacher truss bridges left in the United States and one of two of its kind left in Iowa. Patented by Edwin Thacher in 1881, […] via BHC Pic of the Week Nr. 63 — The Bridgehunter's Chronicles
The iconic bridge is hosting a series of special talks to celebrate its history spanning 125 years. via Explore 125 years of Tower Bridge with special after-hours talks this autumn — Memoirs Of A Metro Girl For those who want to join the celebration of London’s iconic landmark’s 25 years, check out this link and look […] via Explore 125 years of Tower Bridge with special after-hours talks this autumn — Memoirs Of A Metro Girl — The Bridgehunter's Chronicles
[caption id="" align="alignnone" width="800"] Morandi Bridge Demolished[/caption] https://www.youtube.com/embed/j6t2i2ZsxTs?version=3&rel=1&fs=1&autohide=2&showsearch=0&showinfo=1&iv_load_policy=1&wmode=transparent Podcast can be accessed via link: https://anchor.fm/dashboard/episode/e4ghc4 Links to the headlines: Morandi Bridge Demolished: Headlines New Replacement span Videos of the Bridge collapse and demolition: Aetnaville Truss Bridge in Wheeling Faces Demolition Sydney historic Bridge faces uncertain future after years of neglect Historic Mangaweka Bridge may live on Bridge Towers of […] via BHC Newsflyer 1 July, 2019 — The Bridgehunter's Chronicles