Plan Reading Basic Highway

1 Basic Highway plan ReadingGeorgia Department of TransportationCopyright 2000 Reproduction of any or all portions of this Manual is prohibited without the written consent of the Georgia Department of Transportation,Office of plan Reading Course is to present a step-by-step procedure on how to read, interpret, and relate to a standard set of roadway plans; to help identify and inter-pret symbols used in a standard set of plans; and to help develop the necessary skills to interpret a set of plans in non-technical terms to laypersons (property own-ers and others).

2 Along with this manual you will use plan sheets & standards that specifically relate to it. The plan sheets/standards included have been reducedto half their original size so they can be handled them more partnership of Transportation entities, The Georgia Quality Initiative (GQI), works together to improve the quality of the nation s highways and as one of theinitiatives, the GQI Steering Committee created a team from public and private sector organizations to jointly focus on the improvement of Highway constructionplans.

3 The team determined that quality improvements were attainable by developing a plan Presentation Guide to assist designers in the presentation of the workto be accomplished and thereby making plans more efficient for the user. This guide can be found on the Georgia DOT Web Pages for further it is our intent to provide you, the student, with a well rounded exposure to Highway construction plans, you may be asked to look at a plan sheet from aparticular project. Please ascertain that you are looking at the correct set of plans for the text that you are Reading and the questions you may be asked to THE STUDENTThis is a self-instructional study course.

4 The subject matter is arranged so that the you th student may work at your own speed. Each part of the course buildson the information that has preceded it, and prepares for information to follow. Most of the parts present new information. Some parts review important factsthat have been introduced to you earlier in the idea behind this method is for you to read and study the information, actively participate by writing or checking off answers to questions, then find outimmediately if you are correct. This method reinforces what you have read and enables you to retain what you have learned for a longer period of time.

5 Theretention of information from a self-instructional study course should be far greater than from a lecture or get the most from this course, start at the beginning. Read each section as it comes; preparing you for the next section. To make Reading easier, the infor-mation is divided into frames. At the end of some frames, you will find questions. By answering these questions, you will be able to retain what you have justread longer than by lecture or answers to these questions are as follows: If the questions are on an odd page, look on the following odd page.

6 If the questions are on an even page, turnthat page back and look at the preceding even page. To explain further, the answers to questions on page four can be found on page OF CONTENTSC hapter 1: Beginning to Read PlansGeneral InformationCover Sheet StationingDetermination of the Project LengthChapter 2: Index and Revision Summary SheetIndexRevision Summary SheetChapter 3: Typical SectionsChapter 4: Summary and Detailed Estimate QuantitiesSummary of QuantitiesDetailed Estimate QuantitiesChapter 5: ViewsChapter 6: Stationing, Symbols, & Abbreviations5 Chapter 7.

7 plan and Profile SheetsPlan ViewProfile ViewChapter 8: DrainagePipe CulvertsBox CulvertsBridgesChapter 9: UtilitiesChapter 10: Signing & Pavement Markings, Signals, Highway Lighting, and LandscapingSigns and Pavement MarkingsTraffic SignalsLightingLandscapingChapter 11: Maintenance of Traffic, Sequence of Operations and StagingChapter 12: Erosion and Sediment Control Plans6 Chapter 13: Cross SectionsEarthworkGradeSlopesSlope StakesChapter 14: Standards and DetailsStandards & DetailsIntersection DetailsChapter 15: Right of WayChapter 16: Definitions and Abbreviations7 Chapter 1: BEGINNING TO READ PLANSGENERAL INFORMATIONA requirement occurring in one of the parts of a Georgia DOT contract is as binding as though occurring in Specifications, Supplemental Specifications, Plans, Special Provisions, and all supplementary documents areall part of the contract.

8 In case of a discrepancy, certain parts of the contract govern over dimensions govern over scaled dimensions. Supplemental Specifications govern over StandardSpecifications; Plans govern over Supplemental Specifications and Standard Specifications; Standard SpecialProvisions govern over Plans, Supplemental Specifications, and Standard Specifications; and Project SpecialProvisions govern over Standard Special Provisions, Plans, Supplemental Specifications, and Contractor isn t supposed to take advantage of any apparent error or omission in the plans or the event such errors or omissions are discovered, the Engineer will then make such corrections and interpreta-tions, as may be determined necessary for the fulfillment of the intent of the Plans and an employee of the Georgia Department of Transportation, it is your responsibility to direct your concern to onegoal.

9 Which is to provide the traveling public with the best and safest roadway system that can be this goal constantly in mind, it is the responsibility of each DOT employee to observe, suggest, and act toachieve a safe system of roadways throughout the State. Regardless of a specific assigned duty, it is the responsi-bility of all the employees of the Georgia Department of Transportation to call to his/her supervisor s attention anyitem, whether in design or construction, which appears to be an obvious hazard to the motoring is our business and will remain as one of the primary factors in designing and constructing the plans for a contract are completed, the sheets are normally placed in a specific order.

10 (The following listis used as a general guide and is sometimes changed to better fit an individual project). Cover Index (it may be shown on the Cover Sheet, if it s a smaller project with few sheets) Revision Summary Sheet Typical Sections Summary of Quantities (Roadway and Signing & Marking) Detailed Estimate Traffic Assignments Aerial Photo Mosaics (on new location) name of the project limits Construction Layout Sheet plan and Profile Sheets (mainline/profile can be on same or separate sheet) plan and Profile Sheets (crossroads, side roads, local service roads and detours)