Construction Lights

Construction lights for temporary jobsite lighting: GFCI-ready, wet rated LED string lights and work lights, in stock and ready to ship with free shipping on every order. The guidance below the products puts OSHA 1926.56 footcandle targets in plain form and covers string light run planning.

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Construction Lighting Planning Guide

String Light Runs and LED Work Light Coverage

To hold the 5 footcandle line, deliver about 5,000 lumens per 1,000 square feet to the work plane, then pad generously: framing, dark subfloor, and stacked material eat light, so 8,000 to 10,000 lamp lumens per 1,000 square feet is the realistic planning number. For corridors and framed floors, temporary string lights with lamps on 8 to 10 foot centers keep coverage continuous; a 100 foot run at that spacing carries 10 to 12 lamp positions, which makes footage takeoffs from the floor plan quick. Open floor plates go faster with tripod and stand-mounted area fixtures: a single 150W LED work light producing around 20,000 lumens covers on the order of 2,000 square feet to general-construction levels. Compact 20 to 50W handheld and clip-mount units fill in task and inspection work where a fixed run does not reach.

Wet Locations, GFCI, and Temporary Power

Temporary lighting lives on temporary power, and the NEC (Article 590) requires GFCI protection for the 125 volt, 15, 20, and 30 amp receptacle outlets construction crews plug into. Cord-connected work lights ride those circuits, so fixtures with sealed, IP65 or better housings earn their keep by not tripping the circuit every time it rains into an open structure. Vapor tight and jelly jar style fixtures handle stairwells and damp interiors that need lighting for months rather than weeks. On generator-fed sites, LED's draw is the difference that matters: a string of LED lamps pulls a fraction of what the old quartz halogen heads did, leaving generator capacity for tools instead of lighting.

From Temporary Work Lights to Permanent Fixtures

When the schedule flips from temporary construction lights to the permanent package, the fixtures change but the order does not have to wait either. LED High Bay Lights cover warehouse and open industrial ceilings, Vapor Tight Lights stay through turnover in washdown and dusty areas, and Portable Work Lights handle the punch-list phase after the temporary runs come down. The full industrial range is under Industrial Lighting.

Construction Lights Planned Around OSHA 1926.56

Temporary jobsite lighting is a compliance line item, not an accessory. OSHA 1926.56 sets minimum illumination levels for active construction areas, inspectors measure them in footcandles, and a jobsite that cannot wait for fixtures is the reason this category leads with stocked product: live stock status on every product page, in-stock items shipping within 24 hours, free, with no minimums. The table below is the standard's Table D-3 in plain form.

AreaOSHA Minimum
General construction areas, concrete placement, excavation, waste areas, access ways, active storage, loading platforms, refueling and field maintenance areas3 footcandles
General construction area lighting5 footcandles
Indoors: warehouses, corridors, hallways, exitways5 footcandles
General construction plants and shops: batch plants, mechanical and electrical equipment rooms, carpenter shops, active storerooms10 footcandles
First aid stations, infirmaries, offices30 footcandles

Frequently Asked Questions About Construction Lights

OSHA 1926.56 sets minimums by area: 3 footcandles for general construction areas, excavation, and access ways; 5 footcandles for general construction area lighting and for indoor warehouses, corridors, and exitways; 10 footcandles for shops and plants such as carpenter shops and equipment rooms; and 30 footcandles for offices, first aid stations, and infirmaries. Inspectors measure at the working surface.

Delivering 5 footcandles takes about 5,000 lumens per 1,000 square feet on paper, but framing, dark surfaces, and stacked material absorb a lot of it. Plan on 8,000 to 10,000 lamp lumens per 1,000 square feet for general construction areas, and more in shops and task areas where OSHA's 10 footcandle minimum applies.

Use both for what each does. String lights excel in corridors, stairwells, and framed floors: lamps every 8 to 10 feet give continuous coverage that moves with the work. Tripod and stand-mounted area lights cover open floor plates faster, with one high-output head replacing dozens of feet of stringers. Handheld units fill in inspection and detail tasks.

The NEC's temporary installation rules in Article 590 require GFCI protection for the 125 volt, 15, 20, and 30 amp receptacles that power cord-connected equipment on construction sites, and plug-in work lights fall under that umbrella. Practically, choose lights with sealed wet-rated housings and intact cords so the GFCI protects the crew instead of nuisance-tripping all shift.

Yes, and that is one of the main reasons LED replaced quartz halogen on jobsites. LED fixtures draw a fraction of the wattage for the same light, so a modest generator can carry the lighting load and still power tools. Add up fixture wattages, keep the total comfortably inside the generator's continuous rating, and account for anything else on the same feed.

IP65 is the working benchmark: sealed against dust and protected against water jets, which covers rain through open framing, slab washdown, and the general abuse of an active site. Fixtures used in enclosed dry areas can get by with less, but a site standardizing on one temporary fixture spec should standardize on the wet-rated one.

Temporary lighting typically stays until permanent power is energized and ceilings or structure are ready for the fixture package, then comes down trade by trade. Plan the handoff so no area drops below OSHA minimums during the swap. Areas that stay dark and damp after turnover, like stairwells and mechanical rooms, often move straight to vapor tight fixtures rather than back to a temporary run.