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  1. Footings, Foundations & Slabs

    Community Development | Page

    garage floor slabs 3,500c,d a. At 28 days psi. b. Concrete in these locations that may be subject to ... during the first 28 days. Strength of concrete also increases as the water-cement ratios decrease. While ... Mixtures Are Not Available Specified 28-day compressive strength, f’c psi Water-cement ratio by weight ...

  2. Fasteners

    Community Development | Page

    1 ¾“ 320 nails per square Decking Nails 5/4” x 6” Decking 8d – 10d 330 nails per 100 square feet Joists ... Pound 2d 1” 15 845 15 ½ 940 1473 1090 3d 1 ¼“ 14 540 14 ½ 588 880 654 4d 1 ½“ 12 ½ 290 14 453 630 489 5d ... 1 ¾“ 12 ½ 250 14 389 535 414 6d 2” 11 ½ 165 12 ½ 225 288 244 7d 2 ¼” 11 ½ 150 12 ½ 200 254 215 8d 2 ½“ ...

  3. Disaster Preparedness

    Fire | Page

    everyone immediately. Help may not arrive for hours or days. You and your family need to be prepared ahead ... Preparedness. Sparky® is a registered trademark of the NFPA. q Water – one gallon per person per day for ... drinking and sanitation — store 3-day supply q Ready-to-eat food, canned juices, comfort/stress foods — at ...

  4. Fee Refunds

    Community Development | Page

    days of the date the fee was paid or the request will not be considered. 100% of permit fees may be ... upon written application filed by the original applicant no later than 180 days after the date of the ...

  5. Water Heater Control

    Public Utilities | Page

    save money. Generally, the electric demand needs to be controlled only on days of extreme weather ... a typical summer day for the Grand Rapids electrical system. Grand Rapids Public Utilities purchases ... which will not be every day, are expected not to exceed 3 hours. Unless you use a tremendous amount of ...

  6. Concrete Slabs

    Community Development | Page

    Porches, carport slabs, and steps exposed to the weather, and garage floor slabs 3,500 c, d a At 28 days ... To avoid this problem, pouring of concrete should be planned to avoid warm days if possible. Proper ... concrete should be protected from freezing for at least two to three days, by using insulating blankets, ...

  7. Website Accessibility

    Administration | Page

    within five business days, and to propose a solution within ten business days. Image Slideshow Display ...

  8. Answering Reference Questions

    Grand Rapids Area Library | Page

    able to answer about 90% of them on the same day. So don't be afraid to ask. Image Slideshow ...

  9. Building Permits, Code & Inspections

    Community Development | Page

    construction authorized is not commenced within 180 days, or if construction work is suspended or abandoned for ... a period of 180 days at any time after work is commenced. *Please call GOPHER ONE (1-800-252-1166) before ...

  10. How do I Obtain a Permit to Purchase a Firearm?

    Police | FAQ

    not been contacted within ten business days, please call us at (218) 326-3464. Police Police 0.00 ...

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