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Explorer Middle School - Phase 1

Explorer Middle School - Phase 1

Architect: Mahlum Architects

GC/CM: Cornerstone General Contractors

Estimated Completion: Fall 2025

Explorer SEPA Checklist

Explorer Middle School was built in 1973 with some renovations in 1989 and 2005. The school is located within the City of Everett on 29.5 acres. Permanent square footage is 129,296 and there are 8 portable classrooms. A master plan for an entire school replacement and determining Phase I scope has been completed.  In Phase I a new stand-along building will be constructed including a gymnasium, auxiliary gymnasium, fitness room and associated support spaces.  The new building will be approximately 21,400 gross square feet.  The football field and track will be replaced with a synthetic turf field and rubberized track.  Site work will include walkways, landscaping, and utilities.  The district anticipates construction starting in Summer 2024 and completion in Fall 2025.

Project Renderings

Exterior

Lobby

Main Gym

Exterior

Fitness Room

Project Updates

A diagram showing the timeline of the Ottoman Empire.

    • All underground utility work is complete, and the floor slab has been poured. 
    • The track and field are now at subgrade elevation. Work is wrapping up for the winter and will restart in the spring. 
    • Storm storage vault is in place under the center field.  
    • Curbs and fence posts are 90% complete around the track. 

    A view of a construction site with a concrete curb and muddy ground, with a school building and athletic field in the background. A large, open area with gravel ground, surrounded by trees and a cloudy sky. There are several blue and white flags marking the area.

    A construction site with a concrete pump truck, a white pickup truck, and workers in the background.

    • Underground work at the new building pad is nearing completion.
    • There have been two concrete pours of approximately 140 CY, each for the footings and foundation walls. Building slab on grade is next, followed by exterior walls. 
    • The stormwater storage system under the field has been installed and the grading is near completion. Crushed rock will be spread over the footprint of the track and field to prepare for winter until work can resume in the spring. 

    A construction site with a concrete pump truck pouring concrete into a foundation. A construction site with a yellow excavator, a large tarp, and yellow drainage pipes.

    A construction site shrouded in fog, with workers and equipment visible in the distance.

    • Trenching and underground work ongoing.
    • Field has been stripped and drainage demo’d.
    • Underground storm utility excavation is underway.

    A construction site with a large pile of wooden planks, a yellow crane, and a worker in the distance. A construction site with a red truck, a yellow excavator, and a pile of rocks.

    A construction site with a large drilling rig, an excavator, and a yellow loader.

    • Contractor has mobilized onsite.
    • Site excavation is underway.

    Site Prep Utility Trenching