Steel Monopole Telecom Tower for Radio Antenna and Wireless Communication

Our company is a professional steel tower manufacturer with ISO certificates based in China.
Supported by the team of professional engineers,technicians,skill workers,we are dedicated to providing our global customers with high quality telecom towers.
The detailed information is specified in the following table.We sincerely look forward to cooperating with you. 
1.key Details:
Place of Origin: Hebei, China (Mainland) ; Brand Name: Jaoyao or OEM ; Model Number: Telecom Tower.
Surface treatment: Hot Dip Galvanizied or painted.
2.Packaging & Delivery:
Packaging Details: Telecom tower will be bundled by Galvanized strapping as per client's requirements.
Deliver:Shipped in 20 days after payment from Tianjin port.
Tower members: One steel tower is separated into several bundles.
Bolts: Packing material is robust nylon bag or steel drum.
3. Technical Data

Design
1. Design Code	ANSI/TIA-222-G/H/F, EN 1991-1-4 & EN 1993-3-1
Structure Steel
2. Grade	Mild Steel	High Tensile Steel
	GB/T 700:Q235B, Q235C,Q235D	GB/T1591:Q355B, Q355C,Q355D
	ASTM A36	ASTM A572 Gr50
	EN10025: S235JR, S235J0,S235J2	EN10025: S355JR, S355J0,S355J2
3. Design Wind Speed	Up to 250 km/h
4. Allowable deflection	0.5 ~1.0 degree @ operational speed
5. Tension strength (Mpa)	360~510	470~630
6. Yield strength (t≤16mm) (Mpa)	355	235
7. Elongation (%)	20	24
8. Impact strength KV (J)	27(20°C)---Q235B(S235JR)	27(20°C)---Q345B(S355JR)
	27(0°C)---Q235C(S235J0)	27(0°C)---Q345C(S355J0)
	27(-20°C)---Q235D(S235J2)	27(-20°C)---Q345D(S355J2)
Bolts & Nuts
9. Grade	Grade 4.8, 6.8, 8.8
10. Standards for mechanical properties
10.1 Bolts	ISO 898-1
10.2 Nuts	ISO 898-2
10.3 Washers	ISO 6507-1
11. Standards for Dimensions
11.1 Bolts	DIN7990, DIN931, DIN933
11.2 Nuts	ISO4032, ISO4034
11.3 Washers	DIN7989, DIN127B, ISO7091
Welding
12. Method	CO2 Shielded Arc Welding & Submerged Arc Welding(SAW)
13. Standard	AWS D1.1
Marking
14. Method of marking of the members	Hydraulic Press Stamping
Galvanizing
15. Galvanization standard of steel sections	ISO 1461 or ASTM A123
16. Galvanization standard of bolts and nuts	ISO 1461 or ASTM A153
Test
17. Factory test	Tensile test,Elements analysis, Sharpy test(impact test), Cold Bending,   Preece test,Hammer test
Capacity
18. Maximum Production Capacity	50,000 TON per annum

A monopole telecom tower (often called a telecom monopole) is a single-shaft, self-supporting structure tailored for urban and densely populated areas, defined by its compact cylindrical or polygonal shape. 

Unlike open-truss lattice towers, this tower features a solid/semi-solid single shaft—making it visually unobtrusive and ideal for space-constrained, aesthetic-sensitive locations.

What is the Ladder of Monopole Tower?

 

The ladder of a monopole tower is an internal safety access system integrated within the tower’s single shaft, designed to enable certified personnel to climb to upper sections for equipment installation, maintenance, or inspections. Constructed from galvanized steel for durability and corrosion resistance, the ladder features evenly spaced rungs (per industry safety standards) and is equipped with a built-in fall-arrest system—such as a guided cable or rail—to prevent falls during ascent/descent. It is welded or bolted to the inner wall of the monopole shaft, ensuring stability even under urban wind conditions. Access to the ladder is restricted to trained personnel, and its integrity is verified during bi-annual internal inspections to comply with safety regulations and TIA-222-H design standards. Unlike external ladders on lattice towers, the internal design of the monopole’s ladder minimizes exposure to environmental damage and maintains the tower’s sleek, unobtrusive profile.

 

How to connect monopole tower with foundation?

Connecting a monopole tower to its foundation is a critical step to ensure structural stability, involving the following key procedures:

1. Foundation Preparation: Construct a reinforced concrete foundation (typically a circular or square pad, or a deep pier) tailored to the tower’s height, weight, and local soil conditions. The foundation must be cured to full strength before tower installation, complying with local urban building codes.

2. Base Plate Installation: Attach a heavy-duty steel base plate (welded to the bottom of the monopole shaft) to the foundation. The base plate features pre-drilled holes aligned with anchor bolts embedded in the concrete.

3. Anchor Bolt Securing: Use high-tensile anchor bolts (ISO 898 Grade 8.8 or higher) to fasten the base plate to the foundation. Tighten the bolts to the specified torque using calibrated tools, ensuring uniform pressure across the base plate.

4. Grouting (Optional): Inject non-shrinking grout between the base plate and the foundation surface to fill gaps, distribute loads evenly, and enhance structural rigidity.

5. Alignment Check: Verify that the monopole shaft is perfectly vertical using a level or laser alignment tool, adjusting the anchor bolts if necessary to correct any deviation.

6. Final Verification: Conduct a load test or structural check to confirm the connection can withstand the tower’s weight, equipment loads, and wind forces (up to 180km/h), ensuring compliance with TIA-222-H and foundation design standards.

How to fix the feeder in the monopole tower?

Fixing the feeder (signal/power cable) in a monopole tower follows a systematic process to ensure safety, organization, and protection against environmental damage:

1. Cable Preparation: Select feeders rated for outdoor use (with weatherproof insulation) and cut them to the required length, ensuring no excess slack that could cause wind-induced wear.

2. Routing Through Cable Holes: Pass the feeder through the pre-installed cable holes in the monopole shaft, using the waterproof gaskets/bushings to seal the opening and prevent moisture ingress.

3. Internal/External Securing:

1. For internal routing: Use cable clamps or ties to fasten the feeder to the inner wall of the shaft or the ladder’s side rails, spacing clamps every 1–2 meters to avoid sagging.

2. For external routing (if required): Use weather-resistant cable trays or brackets attached to the monopole’s exterior, ensuring the feeder is not exposed to sharp edges.

4. Tension Relief: Install strain relief clamps near the antenna bracket and at the tower base to absorb tension and prevent stress on cable connectors.

5. Waterproofing Connections: Seal all feeder connectors (at the antenna and ground end) with waterproof tape or heat-shrink sleeves to protect against moisture and corrosion.

6. Final Inspection: Verify that the feeder is securely fastened, with no kinks or sharp bends, and that all cable holes are properly sealed. Ensure compliance with TIA-222-H standards for cable management.