Construct a 26-by-26-foot freestanding two-car garage, including footings and slab-on-grade foundation, 2x4 wood frame with OSB structural sheathing, and gable truss roof at 6/12 pitch. Install 25-year asphalt shingle roofing with galvanized metal flashing; vinyl siding and trim. Install five double-hung 30-by-48-inch vinyl windows; one 3-0/6-8 exterior door with half-glass and lockset; and two composite 9-by-8-foot overhead doors with motorized openers. Include 100-amp breaker at main house panel and 50 linear feet of trench buried conduit to feed new electrical subpanel. Provide electrical wiring for openers; three-way switching for fluorescent ceiling fixtures over each bay; three-way switching for two exterior spotlights; outlets to code. Interior wall, floors, and ceilings remain unfinished.