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JDCO reinforced concrete pipes with bell ends in the Riyadh yard
JDCOProducts

Thesubterraneanecosystem,complete.

RC pipes to Ø3,600mm, the Kingdom's first box culverts, manholes engineered to ASTM C748-M — a holistic family of precast solutions with linings for the harshest environments.

RC & jacking pipesBox culverts since 2010ASTM C748-M manholesUp to 21,000 kg / unit
/06The Subterranean Ecosystem

A complete range, engineered underground.

A holistic family of precast solutions built for specific infrastructure demands — combining low lifecycle cost with ultimate corrosion resistance.

RC Pipes — JDCO yard, Riyadh
From the yard
01

RC Pipes

Arteries of Infrastructure

Reinforced concrete pipes engineered for flawless subterranean flow and trenchless installation.

Bell & Spigot
Ø 300 – 1000 mm
Tongue & Groove
Ø 1100 – 3000 mm
Jacking Pipe
Ø 800 – 3600 mm
Unit Weight
up to 21,000 kg
Sanitary SewersStorm DrainageMetro / Transit
Box Culverts — JDCO yard, Riyadh
From the yard
02

Box Culverts

Structural Conduits

The backbone of major storm drainage and subterranean utility networks — introduced first to the KSA market by JDCO in 2010.

Single Cell
900 – 4500 mm span
Double Cell
Fully customizable
Triple Cell
Extreme load-bearing
Application
Max-volume diversion
Storm DrainageMetro / Transit
Manholes & Chambers — JDCO yard, Riyadh
From the yard
03

Manholes & Chambers

Access & Utility Nodes

Manufactured to ASTM C748-M, fully customizable with internal coatings — Coal-Tar Epoxy, HDPE or GRP lining — for severe environments.

Circular
Ø 1200 – 2700 mm
Square
1.0m – 4.0m
Electric
Precision duct access
Chambers
Standard & custom
Sanitary SewersStorm DrainageElectrical Utilities
Product / Application Matrix◆ = approved use
ProductSanitary SewersStorm DrainageElectrical UtilitiesMetro / Transit
RC Pipes·
Jacking Pipes··
Box Culverts··
Manholes··
Electric Manholes···
Inspection Chambers··
Engineered in 3D

The catalogue, rendered.

// Every unit modeled to spec — from blueprint linework to cast concrete. Scroll to rotate the range.

Pipes · Box Culverts · Manholes
/05Technological Superiority

Semi-dry technology vs. traditional wet mix.

Our zero-slump, semi-dry process is the structural and commercial advantage behind every JDCO unit.

M-01

Water / Cement Ratio

Traditional wet mix
High — 0.45+
JDCO semi-dry
Strictly controlled — 0.26–0.34
−40% water
M-02

Slump Level

Traditional wet mix
High slump (flowing)
JDCO semi-dry
Zero slump — immediate rigidity
Rigid out of the mold
M-03

Mold Reusability

Traditional wet mix
Requires curing before stripping
JDCO semi-dry
Immediate stripping & reuse
Instant mold turnover
M-04

Joint Precision

Traditional wet mix
Subject to settling variance
JDCO semi-dry
Guaranteed identical joints
Identical, every joint
M-05

Production Speed

Traditional wet mix
Limited by mold inventory
JDCO semi-dry
Up to 3,500 tons / day
3,500 tons / day

// Zero-slump, end-pressed units leave the mold structurally rigid — enabling immediate reuse and throughput that wet-cast lines cannot match.

5 / 5 metrics — semi-dry wins
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