Drain box

AMACCAO Concrete Factory is an experienced unit in the field of manufacturing and prefabricated concrete manholes, water collection manholes, sewage manholes, electric cable manholes, odor prevention manholes, manholes. round culvert, box culvert manhole, manhole, technical trench. With over 10 years of production experience and many projects, AMACCAO Concrete Factory has designed and manufactured over 50 different manhole models.

Not stopping there to better meet the requirements of customers, AMACCAO concrete factory has built a professional technical team knowledgeable in core areas such as steel structure design, concrete mixing.. always meet production according to the specific requirements of each customer’s water supply and drainage system.

Coming to AMACCAO concrete factory, customers will receive the best technical advice to make a decision and choose the most accurate option for their project or construction.

Bearing structure: Precast concrete manhole

• Concrete must ensure compressive strength according to design but not less than 25 MPa for grade A15 and not less than 45 MPa for other types.
• Reinforcing steel used to manufacture products must conform to TCVN 1651-1:2008, TCVN 1651-2:2008, TCVN 1651-3:2008, and TCVN 6288:1997.
• Load capacity requirements: Vertical load capacity of lids and screens.
• The reinforced structure used to produce AMACCAO precast concrete sewer pipes complies with the national standard TCVN 10333-3:2014 on precast thin-walled reinforced concrete drainage manholes and corresponding standards.