Section_01_71_23.16_Construction_Surveying.docx
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- Dugway Proving Ground, Utah Road Maintenance
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- W911S6-17-B-0001
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SECTION 01 71 23.16 CONSTRUCTION SURVEYING
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SECTION 01 71 23.16
SECTION 01 71 23.16
CONSTRUCTION SURVEYING
| PART 1 | GENERAL | |
| 1.1 | SECTION INCLUDES | |
| A. | Construction surveying requirements. | |
| 1.2 | SUBMITTALS | |
| A. | Prior to contract closeout of Delivery Order submit: |
1. Documentation to verify accuracy of survey work.
2. Submit a certificate signed by a licensed professional certifying that elevations and locations of improvements conform to the Contract Documents.
3. All survey data, survey information showing dimensions, locations angles and elevations of construction on contract record documents.
| 1.3 | SURVEY REFERENCE POINTS |
| A. | Known basic horizontal and vertical control points for the Delivery Order are indicated. |
| B. | Locate and protect survey control points prior to starting site work, and preserve all permanent reference points during construction. |
| C. | Notify Contracting Officer in writing within 24 hours of any survey work changes or clarifications required for Work. Secure written authorization prior to making any changes or relocations. |
| D. | Report in writing when any reference point is lost or destroyed, or requires relocation because of necessary changes in grades or locations. |
| E. | Replace construction stakes damaged or destroyed by Contractor at no additional cost to the Government. |
| 1.4 | QUALITY ASSURANCE |
| A. | Comply with all pertinent surveying codes, Laws and Regulations including but not limited to Utah State Code Title 58 Chapter 22. | |
| PART 2 | PRODUCTS | |
| 2.1 | BRASS TAG | |
| A. | Imprinted with land surveyor's license number or business name fastened with a 1 inch long brad to | |
| 1. | A 3/8 inch diameter and 1-1/4 inch deep lead plug pounded into a hole drilled in a concrete structure, or | |
| 2. | A cement water paste poured into the top of a 2 inches diameter 24 inches long cast iron pipe driven into the ground. | |
| B. | Depress tag and brad a minimum of 1/8 inch below surface plane of concrete structure or end of pipe. | |
| 2.2 | REBAR AND CAP | |
| A. | No. 5 deformed rebar at least 24 inches long. | |
| B. | Installed free from movement. | |
| C. | Cap bears the license number, business name, or government agency name. | |
| PART 3 | EXECUTION | |
| 3.1 | PROJECT SURVEY REQUIREMENTS | |
| A. | Locate and layout by instrumentation and similar appropriate means to include but not limited to: |
1. Pavement subgrades and finish grades.
2. Site improvements:
a. Stakes for grading, fill and topsoil placement.
b. Slope elevations
c. Utility locations and invert elevations.
3. Batter boards for structures.
4. Retaining wall locations and elevations.
5. Curb and gutter alignment and grade.
6. Building foundations, column locations and floor levels.
7. Controlling levels required for civil, mechanical and electrical trades.
END OF SECTION
CONSTRUCTION SURVEYING Page 1
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