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This section provides guidelines for inspection of shotcrete placement under Section

This section provides guidelines for inspection of shotcrete placement under Section 2025

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Chapter 4 outlines the guidelines for the inspection and application of shotcrete, a pneumatically projected concrete used in various construction applications such as soil nail walls and structural repairs. It details pre-work preparations, procedures during shotcrete placement, quality control measures, and payment calculations based on cubic yard measurements. The chapter emphasizes the importance of proper foundation preparation, material compliance, and safety standards throughout the shotcrete application process.

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Click ‘Get Form’ to open it in the editor.
Begin by reviewing the contract details within the form to identify areas where shotcrete will be applied. Ensure that all necessary conditions are met as outlined in the guidelines.
Fill in the required fields regarding pre-work inspections, including authorizing quality control plans and verifying materials listed in Form CEM-3101.
Document observations during the work phase, such as foundation conditions and reinforcement placements, ensuring all notes are clear and concise.
Complete sections related to quality control by entering test results and compliance certificates for materials used, ensuring accuracy for future reference.
Finalize your entries by measuring shotcrete quantities accurately based on area and thickness, ensuring all payment records are maintained properly.

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Got questions?

We have answers to the most popular questions from our customers. If you can't find an answer to your question, please contact us.

What equipment is needed for shotcrete?

Contractors often purchase one type of concrete pump based on the assumption that it will be suitable for several different types of wet- mix shotcrete applications. Most concrete pumps are designed to pump coarse aggregate concrete mixtures. The concrete output range is usually from 20 to 60 yd3/h (15 to 46 m3/h).

What is the maximum aggregate size for shotcrete?

[38 to 51 mm] concrete mixtures for shotcrete placement typically limit the maximum coarse aggregate size to a nominal 3/8 to in. (9.5 13 mm) size. Thus, answering your specific questions: We are not aware of any expansion bolt manufacturers tests that used shotcrete placement of concrete for their test samples.

Is shotcrete toxic?

Sodium, potassium hydroxide, and other chemicals contained in shot- crete accelerators and hardeners are moderately toxic and can cause skin and respiratory irritation unless adequate safety measures are undertaken.

What PPE is required for shotcrete?

Personal Protective Equipment (PPE) Protection from Rebound and Dust: Use of approved dust masks, respirators, eye, and ear protection is crucial, especially for sprayers and personnel near the shotcreting operation.

What PPE is required for working with concrete?

Wear the Right Personal Protective Equipment (PPE) The following PPE is recommended for hydro excavation jobs: Hard hat. Eye protection. Waterproof steel-toed boots.