FYIND connects contractors, consultants, and project managers with the leading manhole chamber suppliers in Saudi Arabia – manufacturers and fabricators covering precast concrete manholes, HDPE inspection chambers, GRP and FRP manhole covers, RCC drainage chambers, PVC inspection chambers, and cast iron manhole covers across Riyadh, Jeddah, Dammam, Jubail, and KSA-wide. Whether you need factory-made precast manhole chambers for a municipal sewerage network, HDPE chambers for a commercial drainage system, or custom GRP covers for a corrosive industrial environment, FYIND's verified suppliers deliver to specification.
All manhole chamber suppliers listed on FYIND serve contracts across Saudi Arabia including Riyadh, Jeddah, and Dammam. Key brands supplying the KSA market include Khatwat Group, Al Bilad, and Alwasail Industrial Company, among others.
Factory-made reinforced concrete manhole chambers for sewerage, stormwater, and utility networks. Available in circular and square configurations, from 600mm dia to 6000mm tangential chambers. Manufactured to ASTM C478 and Saudi Building Code standards.
High-density polyethylene and polypropylene manhole chambers for drainage, sewer, and infrastructure networks. Watertight, chemically resistant, and lightweight. Used widely in commercial and municipal projects across KSA where soil movement and chemical exposure are concerns.
Glass reinforced plastic (GRP) and fiberglass reinforced plastic (FRP) manhole chambers and covers. Designed specifically for highly corrosive sewerage and drainage conditions where concrete and metal chambers degrade. Available in heavy-duty load classes for road and industrial use.
Shop-cast iron manhole chambers and composite manhole covers for road and traffic loading applications. Available in standard 600x600mm and heavy-duty formats. CE certified covers available. Supplied with matching frames. Suitable for municipal roads, industrial yards, and urban infrastructure in Saudi Arabia.
PVC manhole and inspection chambers for residential and light commercial drainage systems. Lightweight, watertight, and fast to install. Available in square and circular forms for sewage inspection, drain connection, and access point applications across KSA.
Riyadh, Saudi Arabia
Precast Concrete Manhole Chambers – Mini to Full-Size Khatwat Group is a leading precast concrete manhole supplier in Saudi Arabia with over 20 years of manufacturing experience. They produce watertight precast concrete manhole chambers and mini manholes for sewerage, drainage, stormwater, telecom, and utility networks. Products are manufactured in factory-controlled conditions using reinforced steel molds, vibration compaction, and precision curing – delivering compressive strength of 34.5 MPa and above. Supplied to NEOM, Aramco, Roshn, and government infrastructure programmes across KSA.
HDPE Manholes & Custom Precast Saudi Arabia In addition to concrete, Khatwat supplies HDPE manhole chambers and plastic mini manholes for applications where weight, speed of installation, or corrosion resistance are the priority. Custom sizes and configurations are available for project-specific requirements, with delivery across Riyadh, Jeddah, Dammam, and KSA-wide.
| Material | Reinforced Concrete (RCC) · HDPE |
|---|---|
| Shapes | Square · Circular · Custom |
| Sizes | 600×600 mm to 1500×1500 mm (sq.) · Custom depths |
| Compressive Strength | 34.5 MPa and above |
| Standards | ASTM C478 · SBC · ISO 9001 · ISO 14001 |
| Customisation | Yes – size, depth, pipe configuration |
| Applications | Sewerage · Stormwater · Telecom · Utility · Municipal |
Riyadh, Saudi Arabia | +966 11 214 8134
Al Bilad Concrete Pipes Company is a major manufacturer of heavy-duty concrete pipes and precast manhole sections based in Riyadh. Their products supply municipal, drainage, and infrastructure projects across Saudi Arabia, including standard manhole rings, cover slabs, and base units for sewer and stormwater systems. Products are manufactured to Saudi Building Code standards and are widely used on government and commercial infrastructure projects in KSA.
| Material | Reinforced Concrete (RCC) |
|---|---|
| Products | Concrete Pipes · Manhole Rings · Cover Slabs · Base Units |
| Location | Riyadh – Serves KSA-wide |
Riyadh, Saudi Arabia | +966 11 222 6656
JDCO is a Riyadh-based concrete products manufacturer producing standard and custom precast concrete drainage structures and manhole chambers for infrastructure projects across Saudi Arabia. They supply both standard catalogue manhole units and custom-specified drainage chambers for municipal and commercial clients, with products compliant with Saudi Building Code and relevant drainage infrastructure standards.
| Material | Precast Concrete (RCC) |
|---|---|
| Products | Precast Manholes · Drainage Structures · Custom Chambers |
| Location | Riyadh – Serves KSA-wide |
Saudi Arabia | +966 11 477 7918
Al Bilad Polyethylene Polypropylene Pipes Factory manufactures HDPE and polypropylene pipes and drainage system components for infrastructure projects across Saudi Arabia. Their HDPE manhole and inspection chamber products are watertight, chemically resistant, and designed for the soil conditions and temperature ranges encountered across KSA infrastructure projects.
| Material | HDPE · Polypropylene (PP) |
|---|---|
| Properties | Watertight · Chemically Resistant · Lightweight |
| Applications | Drainage · Sewerage · Infrastructure · Utilities |
Jeddah, Saudi Arabia | +966 50 063 2552
Union Pipe Industries is based in Jeddah and manufactures high-density polyethylene (HDPE) and polypropylene (PP) manhole and inspection chambers for drainage, sewer, and infrastructure networks across Saudi Arabia. Their chambers are watertight, chemically resistant, and suited to complex infrastructure projects where soil movement, chemical exposure, or installation speed are key factors in material selection. Products serve municipal, commercial, and industrial drainage requirements throughout KSA.
| Material | HDPE · Polypropylene (PP) |
|---|---|
| Properties | Watertight · Chemically Resistant · Flexible |
| Applications | Sewer · Drainage · Infrastructure · Industrial |
| Location | Jeddah · KSA-wide |
Fiberglass manhole chamber and cover supplier in Saudi Arabia. GRP and FRP chambers for corrosive sewerage, drainage, and utility applications across KSA. Lightweight, corrosion-resistant, and available in heavy-duty load configurations for road and industrial use.
| Material | GRP · FRP Fiberglass |
|---|---|
| Properties | Corrosion Resistant · Watertight · Heavy-Duty |
Based in Al Jubail, Rimah Factory fabricates corrosion-resistant fiberglass chambers and composite utility covers for drainage and infrastructure projects across Saudi Arabia. Their FRP chambers are well-suited to coastal and industrial environments where chemical and moisture exposure is high.
| Material | Fiberglass (FRP) · Composite |
|---|---|
| Strength | Corrosion Resistant · Composite Covers |
General contracting and manhole chamber supply company in Saudi Arabia. Supplying and installing manhole chambers and drainage infrastructure across residential, commercial, and infrastructure projects in KSA.
| Parameter | Specification |
|---|---|
| Diameter / Size | 6000 mm internal diameter |
| Material | Reinforced Concrete (RCC) / Precast |
| Shape | Circular (tangential pipe entry) |
| Application | Large-diameter sewer and stormwater networks, municipal drainage infrastructure |
| Customisation | Yes – depth, pipe connections, internal benching |
| Manufacturers in KSA | Khatwat Group, Al Bilad Concrete, JDCO |
| Parameter | Specification |
|---|---|
| Cover Size | 600 x 600 mm |
| Material | Cast Iron · Composite · GRP · Ductile Iron |
| Loading Class | A15 to F900 (depending on material and specification) |
| Certification | CE / Eurofins certified options available |
| HS Code | 7325.10 / 7325.99 (cast iron / other cast products) |
| Manufacturers in KSA | Saudi Cast (Industrial Company for Castings), Spark Fiber Glass |
| Parameter | Specification |
|---|---|
| Material | Glass Reinforced Plastic (GRP) |
| Shape | Square or Circular |
| Properties | Corrosion resistant · Anti-slip · Watertight seal · Lightweight |
| Loading Class | A15 to D400 – heavy-duty road variants available |
| Colours | Black, Green, Grey – custom RAL colours available |
| Manufacturers in KSA | Spark Fiber Glass, Rimah Factory for Fiberglass |
| Parameter | Specification |
|---|---|
| Material | High-Density Polyethylene (HDPE) |
| Pipe Diameter Range | 160 mm to 1200 mm (inlet / outlet connections) |
| Maximum Height | Up to 6000 mm (project-specific – extendable) |
| Shape | Circular · Square |
| Properties | Watertight · Chemically Resistant · Lightweight · Flexible |
| Customisation | Yes – pipe connections, risers, covers |
| Manufacturers in KSA | Union Pipe Industries, Al Bilad Polyethylene, Alwasail Industrial Company, Khatwat Group |
| Parameter | Specification |
|---|---|
| Material | Reinforced Concrete (RCC) – Precast or Cast-in-Place |
| Diameter Range | 600 mm to 3000 mm (standard) · Larger on request |
| Height Range | 1000 mm to 6000 mm (in sections) |
| Weight | Varies by size – 200 kg to 4,000+ kg per section |
| Compressive Strength | 30 MPa to 45 MPa (standard to sulfate-resistant grade) |
| Standards | ASTM C478 · BS 5911 · SBC · ISO 9001 |
| Manufacturers in KSA | Khatwat Group, Al Bilad Concrete, JDCO, Ranco & Zamil |
| Parameter | Specification |
|---|---|
| Material | Grey Cast Iron · Ductile Iron |
| Cover Size | 600 x 600 mm standard · Custom sizes available |
| Loading Class | B125 to F900 |
| Certification | CE / Eurofins · EN 124 |
| HS Code | 7325.10 |
| Manufacturers in KSA | Saudi Cast (Industrial Company for Castings) – Riyadh, Est. 1972 |
| Product | Material | Shape | Typical Use |
|---|---|---|---|
| Square Inspection Chamber | RCC · HDPE · PVC | Square | Multi-pipe junctions, commercial drainage |
| Circular Inspection Chamber with Manhole Base | RCC · HDPE | Circular | Sewer bends, inspection points, gradient changes |
| Sewage Inspection Chamber (Readymade) | PVC · HDPE | Square or Circular | Residential and light commercial sewage |
| Portable Toilet FRP Manhole | FRP Fiberglass | Custom | Temporary sanitation facilities, site toilets |
| PVC Manhole Chamber | PVC | Square or Circular | Residential drainage, light-duty inspection access |
| Sewer Manhole (Heavy Duty) | Sulfate-Resistant RCC | Circular | Municipal sewer networks, wastewater systems |
| Plastic Manhole Chamber | PP · HDPE · PVC | Circular or Square | Commercial and residential drainage, fast-install projects |
A manhole chamber is an underground access structure built into a drainage, sewer, stormwater, or utility pipe network. It allows workers to access the pipework for inspection, cleaning, maintenance, or repair without excavating the ground. In Saudi Arabia, manhole chambers are used across municipal sewer systems, road drainage networks, telecom infrastructure, water supply systems, and industrial drainage installations. They are manufactured from reinforced concrete, HDPE, GRP, FRP, PVC, or cast iron depending on the application and load requirements.
Precast concrete manholes are the most widely used chamber type on infrastructure projects in KSA. They are factory-manufactured, quality controlled, and delivered ready to install – saving time compared to cast-in-place alternatives. They are used in municipal sewerage networks, road drainage systems, stormwater infrastructure, industrial drainage, and utility pipeline networks. Precast concrete manholes are manufactured to ASTM C478 and Saudi Building Code standards and are available in circular and square forms from 600mm to 6000mm diameter.
RCC (reinforced concrete) manholes are heavier, stronger under load, and have a long service life – they are the standard choice for municipal sewer and stormwater infrastructure in Saudi Arabia. HDPE manholes are significantly lighter, fully watertight with sealed joints, chemically resistant, and faster to install – making them preferable for projects in aggressive soil conditions, areas with groundwater contamination risk, or where rapid installation is required. HDPE chambers are also more flexible under soil movement, reducing cracking risk in expansive soil conditions common in parts of KSA.
Leading manhole chamber suppliers and manufacturers in Saudi Arabia include Khatwat Group (precast concrete and HDPE, Riyadh), Al Bilad Concrete Pipes Company (heavy-duty concrete, Riyadh), Al Jazira Development Factory JDCO (precast concrete, Riyadh), Union Pipe Industries (HDPE and PP, Jeddah), Al Bilad Polyethylene Polypropylene Pipes Factory, Spark Fiber Glass (GRP/FRP), Rimah Factory for Fiberglass (FRP, Jubail), and Alwasail Industrial Company (HDPE systems). Saudi Cast (Riyadh, est. 1972) is the leading domestic manufacturer of cast iron manhole covers in KSA.
Standard manhole chamber sizes in KSA range from 600x600 mm for square inspection chambers up to 6000 mm diameter for large tangential sewer manholes. Circular concrete manholes are typically available from 600mm to 3000mm internal diameter in standard sections, with larger sizes produced on request. Most manufacturers offer custom sizing for project-specific requirements, including non-standard depths, unusual pipe configurations, and heavy-load cover specifications.
Manhole cover loading class defines the maximum load the cover can support without deforming or failing. Under EN 124 standards, loading classes run from A15 (pedestrian areas, up to 1.5 tonnes) through B125 (car parks, up to 12.5 tonnes), C250 (road kerbs, up to 25 tonnes), D400 (carriageways, up to 40 tonnes), and up to F900 (airport aprons and heavy industrial, up to 90 tonnes). For road-use manholes in Saudi Arabia, D400 is the most commonly specified class on public roads, while B125 is typical for footpaths and car parks.
Yes. GRP (glass reinforced plastic) manhole covers do not corrode, rust, or degrade in the presence of moisture, saltwater, sewage gases, or chemical exposure – making them a strong choice for coastal areas, sewage treatment facilities, and chemical plant drainage in Saudi Arabia. They are also significantly lighter than cast iron covers of the same size, reducing installation effort and the risk of injury during maintenance operations. GRP covers are available in heavy-duty configurations rated to D400 and above for road applications.
Yes. Most manhole chamber manufacturers and suppliers in KSA offer custom sizing, pipe connection configurations, chamber depth, benching layout, and cover specifications. Precast concrete manufacturers such as Khatwat Group and JDCO produce chambers to project-specific drawings. HDPE manufacturers such as Union Pipe Industries can configure chambers with custom pipe inlets and outlet positions. FRP and GRP fabricators such as Rimah Factory for Fiberglass also accommodate custom specifications for corrosive or unusual environment requirements.
The best material depends on the project type, loading conditions, soil environment, and budget. Precast concrete (RCC) is the standard for municipal sewer and stormwater infrastructure – strong, durable, and well understood by local contractors and consultants. HDPE is the better choice where watertightness, chemical resistance, or light weight are priorities – particularly in aggressive ground conditions or where installation speed matters. GRP and FRP are the right choice for highly corrosive environments such as sewage treatment plants, desalination facilities, and coastal infrastructure. PVC suits light-duty residential and commercial drainage. Cast iron is specified where heavy road or vehicle loading applies and a long maintenance cycle is expected.