Culvert inventory inspection manual

This manual is a companion document to the document produced by the Inventory project entitled National Register of Historic Places Multiple Property Documentation Form: Stone Highway Culverts in New Hampshire, to , prepared in by the New. The audit determined Caltrans is making progress in completing a culvert inventory and establishing procedures for re-inspection of culverts. Specifically, a statewide task to inventory culverts was performed in November and the CIP Re-Inspection Manual and Guidelines was finalized in August • Objective: Develop an inspection manual for assessing the condition of in-service culvert and storm drain systems to ensure system safety and performance and the economical use of owner resources. • Final Deliverable: Culvert and Storm Drain System Inspection Manual. – Targeting publication as AASHTO Manual, late summer

The new manual includes: (1) a catalog for distressed conditions with photographic reference, (2) inspection techniques, (3) condition assessment and numerical rating criteria, (4) inspection reporting, and (5) best practices to help agencies manage their culvert inventory. Culvert Inspection Program. The Culvert Inspection Program is responsible for locating, assessing, and inventorying an estimated , culverts per the State Highway System Management Plan. Inventory data is constantly changing as inspection crews add culverts to the inventory. A culvert is defined as a tunnel carrying a stream or open. (SMU) is responsible for the inspection, load capacity analysis, inventory, and administration of maintenance policies and procedures for structures on the State Highway System, which includes but is not limited to bridges, reinforced box culverts, and pipe 54".

Culvert and Storm Drain System Inspection Manual: Goals • Evaluate structural integrity, hydraulic performance, and roadside compatibility. • Identify minor issues that can be addressed through maintenance before they become safety hazards. • Mitigate repair costs. • Reduce risk of failure. The American Association of State Highway and Transportation Officials has released Culvert and Storm Drain System Inspection Guide, 1st Edition to provide inspectors with guidelines for routine condition assessment of culverts and/or storm drains, along with a reliable and reproducible method to rate the condition of all system components. HydInfra Culvert and Storm Drain Inspection www.doorway.ru J 5 ; Inventory Terms for all assets. TAMS-HydInfra Asset Classes. 1. Pipes and open channels. are captured as line features and include sub-tables for end -sections (aprons), components like bends or increaser/reducers, and extensions of a different size or material. 2.