DESCRIPTION

This CCPA standard specifies the materials, manufacturing process, manufacturing requirements, tests and inspections, marking, storage and transport of precast concrete box culvert.

This CCPA standard is applicable to precast concrete box culvert manufactured by cast & normal vibration method, and core vibration method. 

DOCUMENT DETAILS

This CCPA standard was drafted by CCPA Concrete Pipes & Box Culverts Branch.

Issue date: July 3, 2017

Implementation date: October 1, 2017

Pages: 9

Categories: Precast Concrete Box Culvert

CONTENTS

1 Scope

2 Normative References

3 Materials

3.1 Cement

3.2 Aggregates

3.3 Water

3.4 Concrete Chemical Admixtures

3.5 Concrete Mineral Admixtures

3.6 Steel Reinforcement

3.7 Sealing Material for Interface

4 Manufacturing Process

5 Manufacturing Requirements

5.1 Concrete

5.2 Reinforcing Steel Framework

5.3 Mold Assembling

5.4 Manufacturing Methods

5.5 Curing

5.6 Mold Dissembling, Lifting and Handling

5.7 Sealing and Protection

6 Tests and Inspections

7 Marking, Storage and Transport

Informative Annex A - Dimension Tolerance of Steel Mold at Site