Telecommunication Monopole

Design Software：MS TOWER. ASM TOWER,PLS TOWER,SAP2000 ETC。

Height: 9M-60M

Wind Speed: 0–330KM/H

Design Code: Major standard: TIA/EIA-222-G/F/H, ANSI/TIA‐222‐G & AISC‐LRFD‐99 

Design Loading

1. Antenna load area: both FPA and EPA as per specified by Clients worldwide.

2. Wind speed: Basic design wind speed and operational wind speed (3 second gust) as per requested by the clients.

3. Deflection & Twist Angle: Usually +/- 1° for monopole and  +/- 0.5° for 3 leg/4 leg angular/tubular towers

4. Exposure category: C as default one, or B and D as per requested by clients

5. Topographic category: 1 as default one, or 2, 3 ,4 with crest height (meters) as per specified by clients.

6. Ice Loading: Usually there is no ice in the project area.

Hot-dip galvanization: ISO 1461-2009, ASTM A123

Steel Grade

1. High strength low alloy structural steel: Q420B which is equivalent with ASTM Gr60

2. High strength low alloy structural steels: Q345B which is equivalent with ASTM Gr50 or S355JR

3. Carbon Structural Steel: Q235B which is equivalent with ASTM A36 or S235JR

Bolts and Nuts: Mainly ISO 898 grade 6.8 and 8.8 bolts

Foundation: 50KPa, 100KPa, 150KPa soil bearing capacity mainly.