8.a. Equipment rated at 1200 A or more and more than six feet wide that contains overcurrent devices, switching devices, or control devices requires an entrance at each end of the working space. These doors must be at least what size? A. 36 inches wide; 9 feet high B. 24 inches wide; 6 ½ feet high C. 24 inches wide; 8 ½ feet high D. 36 inches wide; 6 feet high 8.b. Two requirements related to working space for equipment rated over 600 V include the presence of warning signs indicating high voltage and minimum front-working space distances. What's an additional requirement? A. All access must be a door, and it must be at least 60 inches wide B. The working space also may be used for storage C. Four feet minimum depth of clear working space for Condition 2 installations D. Equipment that's effectively separated from equipment of lower voltage

Q: Air duct straps are made from a 1-inch-wide strip of metal. The metal is 2463⁄4inches long. Each…

A: Calculate the numbers of straps of metal used for air duct. The length of metal is 24634inches.…

Q: While checking the roof sheathing, you see that the crew has left a continuous space parallel with…

A: Explaination : While roof sheathing , installation of Continuous Ridge Vent or Attic Vent is done to…

Q: Problem 2 Figures on page 3 show the partial framing plan and elevations of a three story steel…

A: Problem -2 Given, Dead load at roof,  DLR=15 psf=15 lb/ft2  Live load at roof, LLR=25 psf=25 lb/ft2…

Q: Translate the following ads, and tell how many rooms each house probably has. 4br - 2 b - fam rm -…

A: given values- 4br - 2 b - fam rm - f/pl - din rm - 2-car gar - xlnt cond  120's - low CTM -…

Q: The Dwelling Broad Form policy provides protection for additional perils insured against, which are…

A: Dwelling Broad Form policy provide protection for additional perils insured against which are not…

Q: The maximum distance of a 1 1/4 inch trap from a vent is 3' 5' 2 4

A: There are protecting vents fitted at fixture trap such that the slope and distance from the traps…

Q: FAR/AMT Part 65 Perform 100 hour inspection Main rotor?

A:

Q: 10. A lock manufacturer uses the numbers 1 to 30 in its combinations. How many different…

A: To find the different combinations for the lock-

Q: A.Assuming a 40 hour work week for 50 weeks per year, what is the loaded labor cost per hour for the…

A: Given data: Fire partition = 10’ tall and 20’ long Base salary = $13.45 per hour FICA = 6.8% of…

Q: cribe in detail about the various flange types used in pip

A: Pipe flanges serve as connectors for connecting pipes, valves, and other equipment and allow easy…

Q: 4500mm 4000mm 5500mm Beg -5500mm Offset bar #121m 0300mm additional top bar w12mm 0320mm Concrete…

A: Assuming the flange part as part of slab rather than beam  No of beams Named as Beam 1= 4 Length of…

Q: EXAMPLE: Waterworks of a town treat 35 x 106 litres/day. The water is treated by…

A: Given data - Q = 35×106 L/day Consumed filter alum = 20 mg/L Alkalinity of water = 4.5 mg/L of CaCo3…

Q: Describe about the vibrodisplacement procedure.

A: Vibro displacement is the ground improving method that is designed for compacting solid ground…

Q: Why is it important to check if the shoes on a tripod are tight?

A: It is important to check that shoes tripod are tight so as to achieve the stability of the…

Q: Identify the components below that are not exempt from seismic design requirements (in SDC D, E, and…

A: To identify the components that are not exempt from seismic design requirements in SDC (Seismic…

Q: 1- Define underground storage tank systems and give some establishments that use USTs

A: Underground storage tank systems (USTs) are carefully designed and constructed…

Q: 13m Fo=7KN 6M N FB-5KN Y Find Equivalent System @ O

A: The question is to find the equivalent system at point Y. The diagram shows a beam supported at two…

Q: draw One-way slab- 12 mm diam. main bars spaced @        300 mm o.c. b/w with 10 mm diam. extra top…

A: Solution: Given: One-way slab: Main bars = 12 mm diameter Temperature bars = 10 mm diameter

Q: Define Smooth-drum vibrators.

A: Smooth drum vibrators are the equipment used for heavy compaction of the soil in order to improve…

Stair construction and layout

Stair is a type of vertical transportation in a building which consist of a series of steps in a flight of stairs that enable the vertical movement of people and materials from one floor to another. A staircase consists of steps that comprises of riser & tread, handrail, baluster, stair stringers, newel post and waist slab. The construction of staircase with all the components is termed as stair construction. A staircase is an enclosure that contains the entire stairway. The materials used for the construction of stairs are bricks, reinforced cement concrete, stone, lumber, steel and a combination of these materials.