🔹 Project & Contractual Milestones 🔹 Design & Engineering 🔹 Electrical & Transmission Line 🔹 Structural & Civil Engineering 🔹 Software & Tools 🔹 Documentation & Management 🔹 Miscellaneous / Common Technical Terms
Abbreviations & Full Forms (Transmission Line Project Context) Read More »
1. Introduction In modern high-voltage transmission and substation projects, communication systems are a critical part of power system operation. They support: To achieve reliable communication over long distances and within substations, optical fiber communication is widely used. The most common arrangement includes: 2. Overall Communication System Concept The communication network in a power transmission project
Communication Works in High Voltage Substation Projects Read More »
Introduction: Why Safety Culture Matters in Saudi Arabia Saudi Arabia is undergoing one of the most ambitious economic and industrial transformations in its history. Driven by Vision 2030, the Kingdom is rapidly diversifying beyond oil and gas into construction, manufacturing, infrastructure, renewable energy, and advanced industries. With this unprecedented growth comes a critical responsibility: protecting
Safety Culture in Saudi Arabia: A Comprehensive Study and Practical Recommendations Read More »
NEW YEAR 2026 OHTL Quiz 🥳🥳🥳🥳 Start Quiz Time Left: 30:00 Submit Quiz Thank you for participating in this OHTL Quiz. For more fun keep visiting www.ohtldesign.com
“New Year Special OHTL Quiz – Conducted by OHTL Design” 🎉 Read More »
Introduction In modern power transmission systems, Optical Ground Wire (OPGW) is the backbone of protection, control, and communication. It carries critical data for SCADA, protection relays, and grid monitoring while simultaneously serving as a shield wire against lightning. For any OPGW communication system to perform reliably, one calculation is absolutely essential: The Link Loss Budget
Link Loss Budget in OPGW: Complete Technical Guide with Practical Calculation Example Read More »
Introduction: Why OPGW Testing Matters More Than Ever Optical Ground Wire (OPGW) has become an essential component of modern power transmission networks. It performs two critical functions simultaneously: Because OPGW operates in electrically harsh environments while also supporting sensitive optical fibers, it must meet strict mechanical, electrical, and optical performance standards. Any failure in testing
Proper sizing of counterpoise conductors is critical for ensuring grounding efficiency and lightning/fault protection in transmission lines. This article provides a detailed, step-by-step explanation of sample calculations for determining the required size of Copper-Clad Steel (CCS) counterpoise conductors, based on the Transmission Engineering Standard TES-P-122.10. What is a Counterpoise Conductor? A counterpoise conductor is a
Sample Calculations for Selecting the Size of Copper-Clad Steel Counterpoise Conductors Read More »
Cranes are essential pieces of lifting equipment in the construction industry, enabling contractors to handle heavy materials, assemble massive structures, and complete complex infrastructure projects efficiently. Among the broad spectrum of crane types available today, telescopic cranes and crawler cranes are two of the most frequently used due to their reliability, versatility, and performance across
Introduction In high-voltage transmission line engineering, sag templates are critical tools used to ensure safe, efficient, and cost-effective line design. According to Saudi Electricity Company’s Transmission Engineering Standard , sag templates play a central role in determining the vertical position of conductors and ground wires during the design and structure spotting stages. Whether you’re a
Understanding Sag Templates in Transmission Line Design: A Complete Guide Read More »
When it comes to transmission line engineering, Plan and Profile Drawings (P&P Drawings) form the backbone of any reliable design package. These drawings are the bridge between the conceptual survey data and the physical construction of transmission lines on site. For engineers, contractors, and design reviewers, understanding how these drawings are prepared, what information they
