Introduction to Blueprints and Specifications Flashcards
Blueprints and specification sheets are used to communicate specific facts to crews and everyone associated with a job.
T or F
True
The primary purpose of blueprints is to present a picture to the reader. T or F
True
Paper blueprints also become a permanent record of the job
T or F
True
? are used for items such as tower footings and substation buildings.
Architectural Drawings
? show items such as fabricated structures for steel towers, racks, insulator pedestals, and similar equipment.
Structural Drawings
? show equipment such as controls, underground splice boxes, anchor plates, grounding clamps or other drilled, welded, threaded, or machined devices
Mechanical Drawings
? cover complete design and layout, as well as installation directions pertaining to complete wiring systems.
Electrical Drawings
? show the route of the line being built but also indicate towns, rivers, railroads, roads, and mountains.
Construction Strip Maps
When building new lines, ? are those most often used by construction crews.
construction strip maps
? are used to indicate the general location of a line and/or its sections in relation to towns, roads, designated material storage yards, and fixed landmarks such as existing lines, substations, and generating plants.
Vicinity Maps
? show each station on a line, giving the elevation at all important points, and indicate such landmarks as line crossings, swamps, ditches, roads, railroads, mountain peaks, and sloughs in relation to the position of each station
Plan and Profile Maps
Right-of-way is shown on the ? , along with temporary structures that are put up during construction, such as tool sheds.
plan and profile map
? shows the exact area that is to be cleared of trees, brush, steps, and snags. The total right-of-way is indicated on the plan in detail.
Clearing Drawing or Map
A” might be the central strip under the line; “B” would be what is normally called the right-of-way to a certain distance on either side of the outside conductors; and “C” would be the danger tree area, which is an area in which any tree, when it falls, could reach the line.
? are used to designate the area through which a right-of-way or other property lease or purchase is proposed.
Condemnation Drawings
