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INSPECTION OF A BRIDGE STRUCTURE - The Constructor

The Constructor

Hence, the bridge must be regularly inspected and maintained for the benefit of its users. There are three levels of inspection: 1. General inspection: Usual inspection of representative parts of a structure. Carried out nor more than two years after last general or principal inspection. After a major incident.

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PRE-CONCRETE CHECKS FOR FORMWORK & RELEASE AGENTS

The Constructor

Depending on how big or complicated the pour is, the inspection may just take few minutes or it could take hours. Below are the checks that should be verified before pouring begins: Is the formwork erected in accordance with the approved drawings? Only when the formwork has been approved, may the pour take place.

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REINFORCEMENT COVER AND PRE-CONCRETE CHECKS

The Constructor

The required amount of cover will always be specified on the design drawings, but no time should the cover be less than the maximum size of aggregate plus 5mm. The first part is a visual inspection by the clerk of works or equivalent. Right side images shows correct way of placing of reinforcement.

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FORMWORK AND GOOD FORMWORK PROPERTIES

The Constructor

For anything other than most smallest of concreting jobs e.g. walls over 1m in height, a drawing should be provided, showing what formwork is required. This need not be an intricate design drawing, a simple sketch is usually sufficient. Always inspect the formwork prior to pouring.

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COMMON STRUCTURAL FAILURE CAUSES

The Constructor

8) inadequate preparation and review of contract and shop drawings. (9) Other common causes of structural failure are: (5) lack of appropriate professional design and construction experience, especially when novel structures are needed. (6) 6) complexity of codes and specifications leading to misinterpretation and misapplication. (7)

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What Are As Built Drawings?

Autodesk Construction Cloud

If a picture can speak a thousand words, in a project, as-built drawings can speak a thousand construction processes. Nonetheless, as-built drawings remain an essential process in a project, especially to maintain a project’s lifecycle after construction has ended. . Shop drawing changes. Key Takeaways. What Is an “As-Built?” .

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STAAD PRO MANUELS & GUIDES

The Constructor

RECOMMENDED FOR YOU BASIC DRAWING COMMANDS FOR AUTOCAD Close All rights reserved.

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