HLA provides topographic mapping for the design and construction of sewer and water lines, roadways, wastewater treatment plants, water treatment plants, reservoirs, schools, subdivisions, and retail centers.
- Selah School District: 2014. Boundary and topographic surveys for the remodeling of Robert Lince and John Campbell Elementary Schools.
- Naches Valley School District: 2014. Boundary and topographic survey for the new Naches Elementary School.
- Selah School District: 2012. Boundary and topographic survey for the Selah High School addition and new Junior High School.
Boundary and Topographic Surveys completed for:
- Eisenhower High School
- Davis High School
- Wapato High School
- East Valley Elementary School
Click on the photos below for a larger view.