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Open Trench vs HDD Tracer Wire: How to Choose

Author: Jack     Publish Time: 2026-07-13      Origin: Site

Open Trench and HDD tracer wire differ mainly in how the utility is installed and the mechanical stress the tracer wire may experience during installation.

AITE Cable supplies High-Flex and High-Strength CCS tracer wire for Open Trench / Open Cut applications, and Extra High-Strength CCS tracer wire for HDD / directional drilling.

Open trench and HDD tracer wire installation comparison
Open trench provides direct access to the utility route, while HDD pulls the utility through a drilled bore.

Open Trench vs HDD at a Glance

Comparison Open Trench / Open Cut HDD / Directional Drilling
Installation Utility route is excavated before backfill Utility is pulled through a drilled bore
Main Installation Stress Handling, routing and backfill Pulling, friction, bending and bore conditions
AITE Series High-Flex CCS or High-Strength CCS Extra High-Strength CCS
AWG Range High-Flex: 18–10 AWG
High-Strength: 18–8 AWG
12 / 10 / 8 AWG
Insulation 30 mil / 30V or 45 mil / 600V 45 mil / 600V
Typical Selection Basis Required strength, handling and project specification Required break load and HDD installation conditions

Open Trench / Open Cut Tracer Wire

In open trench construction, the utility route is excavated before backfilling, allowing the tracer wire to be placed along the non-metallic pipe or conduit during installation.

AITE offers two CCS strength series for this installation method:

  • High-Flex CCS — copper-clad soft steel for easier routing and handling.
  • High-Strength CCS — copper-clad hard steel where a higher product break load is required.
View High-Flex & High-Strength Open Trench Specifications

HDD / Directional Drilling Tracer Wire

Horizontal directional drilling pulls the utility through a drilled bore. The tracer wire can therefore experience greater pulling force, friction and bending during installation than in a conventional open trench.

AITE's Extra High-Strength CCS HDD series is available in 12, 10 and 8 AWG with 45 mil / 600V HMWPE/HDPE direct-burial insulation.

View Extra High-Strength HDD Specifications

Same 12 AWG, Different Strength Series

AITE offers 12 AWG CCS tracer wire in all three strength series. The break-load difference shows why AWG is only one part of the product specification.

AITE 12 AWG Series Break Load Insulation Application
High-Flex CCS 302 lb 30 mil or 45 mil Open Trench / Open Cut
High-Strength CCS 452 lb 30 mil or 45 mil Open Trench / Open Cut
Extra High-Strength CCS 1,190 lb 45 mil HDD / Directional Drilling

Matching the Tracer Wire to the Installation

Start with the installation method and the project specification. For Open Trench / Open Cut work, compare the required AWG and break load with the High-Flex and High-Strength series. For HDD, review the Extra High-Strength range against the specified pulling and product requirements.

If you already have a project specification, supplier datasheet or drawing, it can be sent directly to AITE for product matching and quotation.

Send Your Open Trench or HDD Specification

Send your existing specification, supplier datasheet or RFQ to AITE with the estimated quantity for project pricing.

Jack · International Sales | Cable & Wire Projects

Jack works with AITE Cable customers on cable and wire specifications, OEM and private-label requirements, packaging, project RFQs and production coordination.

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Related: CCS Tracer Wire  ·  Open Trench CCS  ·  HDD CCS  ·  RFQ Checklist

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Hangzhou Aite cable Co., Ltd. is a China-based wire & cable manufacturer specializing in tracer wire for underground utility locating, with additional OEM cable manufacturing capabilities for LAN cable, coaxial cable, alarm cable, fire alarm cable, control cable and low-voltage cable products.

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