DMIG Housing

Concrete Compressive strength shall be 4000 PSI at 28 days. Mix design of 114-118 lb/cu. ft. structural lightweight concrete expanded shale or expanded clay aggregate is preferred. Mix shall be homogenous. Seeding of aggregate for exposed aggregate finish is not allowed. Cement used in concrete shall be standard Portland cement conforming to the requirement of the “Standard Specifications for Portland Cement”, ASTM Designation C150. Concrete aggregates shall conform to one of the following specifications: 1. “Specifications for Concrete Aggregates”, ASTM Designation: C33. 2. “Specifications for Lightweight Aggregates for Structural Concrete”, ASTM Designation C30.

All shelters should meet the following specifications and standards:

(a) Uniform Building Code
(b) BOCA National Building Code
(c) Standard Building Code
(e) Local Basic Building Codes (f) ANSI-A.58.1(g) UL 752 requirements for low, medium and high power rifle
(g) UL 752 requirements for low, medium and high power rifle
(h) National Electric Code latest addition (I) IEC – Illuminating Engineering Society In the event that two specifications conflict, the more stringent shall apply.

2.0 SPECIFIC CONDITIONS 2.1 The shelter (s) shall be designed to meet the following conditions. (a) Seismic Zone 4 (b) Ambient temperature of 70o C (158oF) to -55o C (-67o F) (c) Ambient humidity from (0 – 100) percent (d) Winds 145 mph (235 Km/Hr) while on specified foundation.

3.0 SHELTER SPECIFICATIONS 3.1 Noca Clean Energy shall provide, outside dimensions , height and over all size to be constructed by the client. A typical Shelter is shown in Figure 2. Figure 1 is recommended for frequently flooded areas. A program specific drawing will be provided when the order is placed. 3.2 Structural Loading – The shelter shall meet the following loading requirements. (a) 200 psf floor loading while lifting or on foundation. (b) 3000 pounds concentrated floor load over 4 square feet area (c) 90 pounds per square foot roof live loading – 7 day duration (d) 1000 pounds concentrated roof load over 3 feet square area.

Fig. (1)

Fig. (2)