Civil Engineering Reference
In-Depth Information
Table 1-1. Comparison of Concrete Pole Structures with Alternatives.
Direct
Embedded
Concrete
Pole
Steel Lattice
Tower with
Grillage
Foundation
Direct
Embedded
Steel Pole
Wood
Pole
Fiberglass
Pole
Parameter
1
Installation Cost
+
/
−
+
−
−
−
2
Life Cycle Costs
(50 years)
+
−
−
+
+
3
Strength Capacity
+
/
−
−
−
+
+
4
Custom Design
Effort
+
N/A
+
+
−
5
Structural Rigidity/
Switch Pole
Application
+
−
−
+
+
6
Saltwater/
Corrosive
Environment
+
−
+
/
−
−
−
7
Insect/Animal
Vulnerability
+
−
+
+
+
8
Environmental
Impact
+
−
+
+
+
9
Short Duration Fire
Resistance
+
−
−
+
/
−
+
/
−
10
Quality Control
and Product
Uniformity
+
−
+
+
+
11
Delivery Lead Time
+
+
/
−
+
/
−
−
−
12
Geographic
Delivery and
R-O-W Access
Considerations
−
+
+
+
/
−
+
/
−
13
Ease of Handling
and Erection Effort
+
/
−
+
+
+
/
−
−
14
Weight and Crane
Requirements
−
+
+
+
/
−
+
/
−
15
Field Drilling/
Modifi cations
+
/
−
+
+
+
/
−
−
16
Inspection and
Maintenance Effort
+
−
+
/
−
+
+
/
−
17
Ease of
Replacement/
Removal
+
/
−
+
+
/
−
+
/
−
−
18
Disposal/Recycle
at Replacement
+
/
−
−
+
/
−
+
+
Notes:
+
Favorable;
−
Unfavorable;
+
/
−
Neutral; N/A Not Applicable
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