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Need help with lighting in 25'x48'x12'

josh7owens

Active member
Joined
Jul 27, 2016
Messages
44
Hey Guys,

I'm seeking input on a lighting solution for my garage that's about to be built. It's 25' wide, 48' long, and 12' ceilings. In my old garage I had howard 6 bulb fixtures and fast forward 6 years to this new house and new setup, I'm wanting to go LED to save on electricity. Prime lighting supplies these lights to OG so I might order direct from them to save a few hundred bucks but anyways, will this lighting setup work?

15-18 fixtures, I've made diagrams below that are examples of how I might lay it out. Would the lighting look better alternating the fixtures? I'm going to put them on 3 switches, one for each row, this would allow turning the middle ones on when I need alittle light, or the outside ones when I need alittle more, or all of them when I want all the light.


each fixture:

17,100 lumens
1.2 amps
132 watt 6 bulb fixtures

 

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Knight511

Well-known member
Joined
Dec 28, 2020
Messages
91
Location
TX
Multiple zones is a good idea with this much lighting.

Something that gets asked in most threads like this, what are you going to be doing in this shop?
 
OP
J

josh7owens

Active member
Joined
Jul 27, 2016
Messages
44
Multiple zones is a good idea with this much lighting.

Something that gets asked in most threads like this, what are you going to be doing in this shop?

welding, fabricating, working on my race car on a 2 post lift, and so on. so fine detail work when welding.
 
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Knight511

Well-known member
Joined
Dec 28, 2020
Messages
91
Location
TX
Give it a little while, there are some folks that will provide a better answer than me. My shop is 30x30x14 and I installed a claimed 171,000 lumens of light (using 8' Barrina strips from Amazon across every roof truss ~42 inches apart) and get 123 fc of light at the surface of my assembly table.

If it were me, I like the idea of the staggered lighting because that should reduce the shadow effect of the lighting.
 

cybrdyke

Well-known member
Joined
Sep 9, 2014
Messages
3,442
Location
USA
Hey Guys,

I'm seeking input on a lighting solution for my garage that's about to be built. It's 25' wide, 48' long, and 12' ceilings. In my old garage I had howard 6 bulb fixtures and fast forward 6 years to this new house and new setup, I'm wanting to go LED to save on electricity. Prime lighting supplies these lights to OG so I might order direct from them to save a few hundred bucks but anyways, will this lighting setup work?

15-18 fixtures, I've made diagrams below that are examples of how I might lay it out. Would the lighting look better alternating the fixtures? I'm going to put them on 3 switches, one for each row, this would allow turning the middle ones on when I need alittle light, or the outside ones when I need alittle more, or all of them when I want all the light.


each fixture:

17,100 lumens
1.2 amps
132 watt 6 bulb fixtures
A couple of thoughts for you....
If this is the kind of fixture you want, then make sure to get it wired for "double-end" tubes, not single-end. Single-end powered is on it's way out and in a few years, you might find replacements hard to get. Most of the mainstream lighting manufacturers dont even make single-end anymore.
You're correct...$169 is outrageous for that fixture.
To figure out spacing, what you really need is for someone to do a layout for you. Maybe Prime will do one and if you're buying from them it's fair to expect them to do it. Or, if you want to play around on the computer, there are a few online sites where you can do your own. A small learning curve, but then you can add/subtract fixtures, change rows/columns, etc. and it will show you exactly how much light you'll get.
Lastly, think about how much light you want instead of guessing how many fixtures to put in. That way, whoever does the layout for you will have a target light level to aim for. The online sites do it this way, too. Shoot for somewhere around 75 foot-candles. That's pretty bright. The recommendation for a professional auto shop with fine detail work is 93 foot-candles.
Hope that helps.
Good luck,
CD
 
OP
J

josh7owens

Active member
Joined
Jul 27, 2016
Messages
44
A couple of thoughts for you....
If this is the kind of fixture you want, then make sure to get it wired for "double-end" tubes, not single-end. Single-end powered is on it's way out and in a few years, you might find replacements hard to get. Most of the mainstream lighting manufacturers dont even make single-end anymore.
You're correct...$169 is outrageous for that fixture.
To figure out spacing, what you really need is for someone to do a layout for you. Maybe Prime will do one and if you're buying from them it's fair to expect them to do it. Or, if you want to play around on the computer, there are a few online sites where you can do your own. A small learning curve, but then you can add/subtract fixtures, change rows/columns, etc. and it will show you exactly how much light you'll get.
Lastly, think about how much light you want instead of guessing how many fixtures to put in. That way, whoever does the layout for you will have a target light level to aim for. The online sites do it this way, too. Shoot for somewhere around 75 foot-candles. That's pretty bright. The recommendation for a professional auto shop with fine detail work is 93 foot-candles.
Hope that helps.
Good luck,
CD

got any recommendations for 6 bulb double end tube fixtures? I'd love to have someone do a layout for me, I think my old garage I was right around 100 foot-candles. Link to any of those calculation sites? It's been 6-7 years since I've done a lighting setup so I've forgot most of the things I previously learned on here.

They are starting on the building in 2 weeks
 
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