36C24125Q0657 SOW Attachment 2.pdf

12-01-23

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SECTION 02 21 13

SITE SURVEYS

PART 1 - GENERAL

1.1 SUMMARY

A. Section Includes:

1. Researching and collecting documents informing surveys.

2. Performing boundary survey.

3. Creating survey drawings.

1.2 APPLICABLE PUBLICATIONS

A. Comply with references to extent specified in this section.

B. American Land Title Association and American Congress on Surveying and

Mapping (ALTA-ACSM):

1. Accuracy Standards for ALTA-ACSM Land Title Surveys.

C. Federal Geographic Data Committee (FGDC):

1. STD-007.03-98 - Geospatial Positioning Accuracy Standards Part 3:

National Standard for Spatial Data Accuracy.

2. STD-007.04-02 - Geospatial Positioning Accuracy Standards Part 4:

Standards for Architecture, Engineering, Construction (A/E/C) and

Facility Management.

1.3 SUBMITTALS

A. Survey Drawings, as described in section 3.4.

1.4 QUALITY ASSURANCE

A. Land Surveyor: One of the following:

1. Professional Land Surveyor: One who possesses a valid state license as a "Professional Land Surveyor" from the state in which they practice, and where the project is located.

2. Professional Civil Engineer: One who possesses a valid state license as a "Professional Civil Engineer" from the state in which they practice, and where the project is located. For this section, the term "land surveyor" shall also include Professional Civil Engineers authorized to practice Land Surveying under the laws of the state in which they practice.

PART 2 - PRODUCTS

2.1 ACCESSORIES

A. Monuments: Iron pin, with driven 16 mm (5/8 inch) diameter, minimum

600 mm (24 inches) long to prevent displacement.

B. Stakes: Hardwood.

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C. Flagging: Plastic, roll form, highly visible, solid color.

PART 3 - EXECUTION

3.1 EXAMINATION

A. Research public and VA facility records for deeds, maps, monuments, plats, surveys, title certificates or abstracts, rights-of-way, easements, section line, other boundary line locations, and other documents pertaining to project site.

B. Research public and VA facility utility records for aerial, surface, and subgrade structures and utility service lines and easements.

3.2 PREPARATION

A. Coordinate with Contracting Officer's Representative for site access.

B. Coordinate with adjacent property owners when access to adjoining properties is required.

1. Notify Contracting Officer's Representative when access is denied.

3.3 SURVEYS

A. Perform survey on ground according to the latest version of Minimum

Standard Detail Requirements for ALTA/NSPS Land Title Surveys and FGDC

STD-007.3 and FGDC STD-007.4.

B. Boundary Survey:

1. Locate permanent monuments within and along survey boundary.

2. Set permanent monuments at property corners when monument is not found.

3. Temporarily mark monument locations with stake and flagging.

4. Reconcile differences between legal description and survey.

C. Locate permanent structures within survey boundary by perpendicular dimension to property lines.

1. Determine structure plan dimensions, heights, and vertical offsets.

2. Determine projections and overhangs beyond structure footprint at grade.

3. Determine number of stories and primary building materials.

D. Locate rights-of-way, easements and encumbrances within and adjacent to survey boundary by perpendicular dimension to property line(s).

1. Locate project site access from rights-of-way by dimension from survey monument. Determine site access width.

3.4 SURVEY DRAWING REQUIREMENTS

A. Consult Contracting Officer's Representative to confirm required survey scale and drawing size.

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1. Drawing Size to plot: Maximum 760 by 1070 mm (30 by 42 inches).

2. If the plat or map of survey consists of more than one sheet, the sheets shall be numbered, the total number of sheets indicated and the match lines be shown on each sheet.

3. Boundary Survey Scale: Maximum 1 to 35 (1 inch equals 30 feet).

4. Enlarged Detail Areas: Scale as required to present dimensional data and survey information clearly. Maintain orientation aligned with smaller scale view.

5. Plan Orientation: North at top of drawing sheet.

6. Unless specifically noted otherwise, develop electronic drawings files of the survey in accordance with the VA BIM Standard as required by PG-18-15 (https://www.cfm.va.gov/til/aeDesSubReq.asp) and VA's BIM Manual (https://www.cfm.va.gov/til/projReq.asp) (refer to section 2.3 BIM Technology and Platforms for CAD/BIM software).

Verify software version with VA Project Manager / VA CAD/BIM

Standards Manager.

7. Electronic files must be in accordance with the VA BIM Standard as required by PG-18-15 (https://www.cfm.va.gov/til/aeDesSubReq.asp) and VA's BIM Manual (https://www.cfm.va.gov/til/projReq.asp).

8. Provide a 3D digital terrain model (DTM) represented as a single

Civil 3D surface.

9. Electronic drawings files must be submitted in their native authoring software (AUTOCAD .dwg, AutoCAD Civil 3D, REVIT. rvt, etc.

formats), and in PDF format.

10. Provide a photographic record (in hard and digital formats) of relevant or key features of the surveyed land.

11. Provide all field raw data files, field notes, field survey points, raw aerial mapping CAD files, LiDAR point clouds, photogrammetric drone image files, and all ground control data used for any remote

(aerial, LiDAR, drone) mapping methods.

12. Remote Mapping: All data captured through LiDAR scanning, photogrammetric drone mapping, and when authorized, manned aerial mapping, is to be completely combined with all field survey data.

Separate files containing data from different collection methods will not be accepted.

B. Drawing Notations:

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1. Provide notes that the two installed monuments tied to the State

Plane Coordinate system are the basis for the coordinate system indicated on the CADD survey drawings.

2. Land Surveyor: Name, address, telephone number, signature, seal, and registration number.

3. Survey Dates: Date survey was initially completed and subsequent revision dates.

4. Certification: Certify each drawing adjacent to land surveyor's seal:

"I hereby certify that all information indicated on this drawing was obtained or verified by actual measurements in the field and that every effort has been made to provide complete and accurate information."

5. Title, number, and total number of drawings on each drawing.

6. Scale in metric and imperial measurement.

7. Graphic scale in metric and imperial measurement.

8. Graphic symbol and abbreviation legends.

9. North arrow for plan view drawings.

10. Benchmark locations.

11. Horizontal and vertical control datum.

12. Adjacent property owner names.

13. Zoning classifications.

14. Building street numbers.

15. Evidence of Possession: Indicate character and location of evidence of possession affecting project site. Notation absence signifies no observable evidence of possession.

C. Vicinity Map: Indicate project site and nearby roadways and intersections.

D. Record Documents Forming Survey Basis: Indicate titles, source, and recording data of documents relied upon to complete survey.

E. Legal Description: Recorded title boundaries.

F. Land Area: Report in hectares (acres) as defined by the boundaries of the legal description of the surveyed premises, including legal description of the land.

1. Accuracy: 0.005 hectares (0.001 acres).

G. Boundary Lines: Show point of beginning, length and bearing for straight lines, and angle, radius, point of curvature, point of tangency, and length of curved lines.

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1. Include bearing basis and data necessary to mathematically close survey.

2. When recorded and measured bearings, angles, and distances differ, indicate both recorded and measured data.

a. Indicate when recorded description does not mathematically close survey.

3. Indicate found and installed monuments establishing basis of survey.

4. Contiguity, Gores, and Overlaps: Identify discrepancies within and along survey boundary.

H. Lots and Parcels: Indicate entire lots and parcels included within and intersected by survey boundary.

I. Roadways: Indicate names and widths of rights-of-way and roadways within and abutting survey boundary.

1. Indicate changes in rights-of-way lines either completed or proposed.

2. Indicate accesses to roadways.

3. Indicate abandoned roadways.

4. Indicated unopened dedicated roadways.

J. Setbacks: Indicate recorded setback and building restriction lines.

K. Structures and Site Improvements: Indicate buildings, and other visible improvements such as walls, fences, signs, parking areas, plazas, planter beds, benches, swimming pools, etc.

1. Indicate each building dimensioned to property lines and other structures.

2. Indicate exterior dimensions of buildings at ground level. Show area of exterior building footprint and gross floor area of entire building.

3. Indicate the number of stories and maximum measured height of all buildings above grade at a defined location. If no defined location is provided, the point of measurement shall be shown.

4. Indicate spot elevations at building entrances, first floor, service docks, corners, steps, ramps, and grade slabs.

5. Indicate structures and site improvements within 1500 mm (5 feet) of survey boundary.

6. Indicate encroachments on project site, adjoining property, easements, rights-of-way, and setback lines from fire escapes, bay windows, windows and doors opening out, flue pipes, stoops, eaves, 02 21 13 - 6 cornices, areaways, stoops, other building projections, and site improvements.

7. Identify and show setback, height, and floor space area restrictions set by applicable zoning and building codes, and recorded subdivision maps. Indicate if no restrictions exist.

L. Easements:

1. Indicate easements evidenced by recorded documents.

a. Indicate when easements cannot be located.

2. Indicate observable easements created by roadways, rights-of-ways, water courses, drains, telephone, telegraph, electric and other wiring, water, sewer, oil, gas, and other pipelines within project site and on adjoining properties when potentially affecting project site.

3. Indicate observable surface improvements of underground easements.

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