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Stair Shafts

Precast stair shafts from County Prestress & Precast deliver faster, safer vertical access for today’s multi-story construction. Manufactured off-site in NPCA-certified facilities, these steel-reinforced concrete stair enclosures arrive ready to install—reducing labor, minimizing jobsite risk, and accelerating schedules. With precise openings, tight tolerances, and up to three-hour fire ratings, precast stair shafts eliminate the need for temporary stairs, scaffolding, or ladders while maintaining dependable, code-compliant performance. Year-round erection keeps crews moving and projects on track, making precast stair shafts a proven solution for multifamily, hospitality, student housing, office, and mixed-use developments. Patent Pending

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Stair Shaft Solutions to Accelerate Vertical Construction

Precast stair shafts support faster construction, safer access, and code‑compliant performance across a variety of multi‑story building types, helping streamline schedules and reduce on‑site risk.

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Multifamily and High-Rise

In multifamily housing projects, precast stair shafts provide immediate, code-compliant vertical access that keeps construction moving. Off-site fabrication allows stair shafts to arrive ready for installation, reducing labor demands and eliminating the need for temporary access systems. Tight tolerances and built-in openings ensure seamless integration with floor systems and adjacent trades, while fire-rated concrete construction supports life-safety requirements. Precast stair shafts help developers accelerate schedules, improve jobsite safety, and maintain consistent quality across repetitive floor plans.

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ALF & ILF Stair Access

Assisted and independent living facilities require dependable, fire‑rated stair enclosures that support resident safety and construction efficiency. Precast stair shafts install quickly and provide immediate vertical access, eliminating temporary stairs, ladders, and scaffolding. Off‑site fabrication improves quality control and reduces schedule risk, while precise openings and tight tolerances support seamless coordination with corridors, mechanical systems, and life‑safety requirements. Durable concrete construction delivers long‑term performance and code‑compliant protection.

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Student Housing

Student housing projects often operate under compressed timelines and repetitive floor plans, requiring efficient construction methods. Precast stair shafts support fast‑track schedules by enabling off‑site production alongside grading and foundation work. Once delivered, shafts install quickly to establish permanent stair access, improving jobsite safety and supporting early trade sequencing. Factory‑controlled quality ensures consistent dimensions, precise openings, and reliable fire‑rated performance, helping projects meet strict academic occupancy deadlines with confidence.

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Hospitality

Hotel construction requires precise coordination, consistent floor layouts, and dependable life‑safety systems. Precast stair shafts provide fire‑rated concrete enclosures that install quickly and deliver uniform dimensions from floor-to-floor. Immediate vertical access improves jobsite safety while allowing structural and interior work to proceed without temporary stair systems. Off‑site fabrication enhances quality control and reduces weather‑related delays, helping hospitality projects maintain schedules, control risk, and support efficient integration with corridors and service areas.

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Self-Storage

Self‑storage facilities rely on efficient, repeatable construction methods that minimize schedule risk and long‑term maintenance. Precast stair shafts provide durable, fire‑rated stair enclosures that install quickly with minimal on‑site labor or formwork. Year-round erection keeps projects moving, while factory‑controlled production ensures consistent dimensions and structural performance. Precast stair shafts support safe access, streamlined construction, and dependable life‑safety compliance across single‑ and multi‑story storage facilities.

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Office Buildings

Office buildings demand accurate coordination, safe vertical access, and reliable life‑safety performance throughout construction. Precast stair shafts deliver factory‑controlled quality with precise openings and embedded connections, supporting clean integration with floor systems and adjacent trades. Rapid installation reduces congestion on dense jobsites while providing immediate stair access for crews and inspectors. Fire‑rated concrete construction helps meet code requirements while supporting predictable schedules and long‑term building performance.

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Utility and Infrastructure Facilities

In utility and infrastructure facilities, precast stair shafts provide durable, fire-rated vertical access for plants, substations, and water treatment facilities where safety, reliability, and continuous access are critical. Off-site fabrication ensures consistent quality and dimensional accuracy while reducing on-site labor and construction risk. Rapid installation supports fast-track schedules and minimizes disruption to active facilities, while precast concrete delivers long-term durability in demanding environments.

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Benefits of Stair Shafts

Offering faster installation, improved safety, and precise code-compliant construction, stair shafts are ideal for multi-story projects.

Accelerated Construction Schedules

Off-site fabrication and rapid on-site vertical construction often cut weeks or months from multi-story project timelines.

Improved Jobsite Safety

Precast stair shafts eliminate the need for temporary ladders, scaffolding, and stairs, providing immediate, safe access for crews and inspectors.

High-Strength Structural Performance

Summary: Manufactured with 6,500 psi steel-reinforced concrete, shafts deliver long-term durability and reliable structural performance.

Fire-Rated Life-Safety Protection

Precast stair shafts meet up to three-hour fire rating requirements, supporting code compliance and occupant safety.

Certified Quality and Precision

NPCA-certified production, strict quality control, and sealed shop drawings ensure consistent accuracy and dependable results.

Year-round Installation

Stair shaft erection can proceed in nearly all weather conditions, reducing delays and keeping multi-story projects on schedule.

Faster, Safer Vertical Access for Diverse Markets

Precast stair shafts accelerate schedules, improve jobsite safety, and deliver precise, code‑compliant performance for a wide range of multi‑story building applications.

View Commercial Solutions
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Commercial

Precast stair shafts provide consistent dimensions, fire‑rated performance, and efficient floor‑to‑floor coordination for commercial construction. County Prestress & Precast offers a full range of precast building components to support the demands of commercial projects.

View Industrial Solutions
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Industrial/Warehouses

In industrial and warehouse construction, precast stair shafts deliver early, permanent access while reducing labor, improving safety, and ensuring consistent, high-quality results. County Prestress & Precast supports these projects with durable, reliable precast solutions.

View Multifamily Solutions
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Multifamily

Multifamily developments benefit from precast stair shafts that provide immediate, permanent vertical access early in construction, reduce labor, improve jobsite safety, and enable steel‑reinforced concrete construction to deliver consistent quality. County Prestress & Precast helps bring multifamily developments to life with a wide variety of precast building solutions designed for efficiency, durability, and long-term performance.

View Municipal Solutions
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Municipal

Precast concrete stair shafts provide stable, long‑lasting vertical construction solutions for municipal facilities where safety, reliability, and schedule control are critical. County Prestress & Precast supports the municipal market with a broader range of precast concrete building components manufactured to meet public‑sector durability standards for government buildings, civic centers, parking structures, and other municipal infrastructure.

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Flexible Integration with Project Requirements

Precast stair shafts are designed to integrate seamlessly with both cast-in-place foundations and precast stair and landing systems, offering versatility across a variety of structural designs. Each shaft can be tailored to suit specific project requirements, including custom dimensions, rough openings, and coordination with building systems such as door penetrations, fire protection piping, and embedded components. A consistent 6-inch wall thickness, along with a matching 6-inch precast roof cap, ensures uniform structural reliability. These shafts can be installed throughout the year, reducing weather-related disruptions and supporting continuous construction progress.
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Design Collaboration onDay One

Whether you're starting with a fully detailed plan or just a sketch on the back of a napkin, our expert design and engineering team is ready to help bring your ideas to life. We specialize in working together with architects, engineers, developers, and contractors to develop innovative, efficient, and buildable precast solutions for all types of structures including parking decks, podiums, total precast buildings, and more.

Projects

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The Town Oaks project demonstrates the advantages of precast shafts for fast-paced residential builds. County Prestress & Precast provided durable elevator and stair shafts contributing to the structure’s speed, safety, and long-term serviceability.

Town Oaks Elevator & Stair Shafts

Orlando, FL

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