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Showing posts with the label PDD

Fire detection

Which of the following detector types can detect smoke or a smoldering fire that has not yet burst into flames? A. Ionization B. Rise-of-temperature C. Photoelectric D. Flame detectors

Terne plate

What is tern plate, which is sometimes used for roofing and flashing, made of?

Accessible products

To specify an accessible sink, the depth of the basin should be a maximum of ________. Choose two of the following: A. 5.5 inches depth in a counter 33 inches high. B. 6 inches deep. C. 6.5 inches depth in a counter 34 inches high. D. 7 in deep in a counter 35 inches high. E. 7.5 in deep in a counter 36 inches high.

Flying buttress

Which one of the following designed this modern thin shell concrete dome supported by Y-shaped flying buttresses? A. Rafael Gustavino B. Pier Luigi Nervi C. Eugene Freyssinet D. Oleg Kerensky

Vapor retarders

In this section, a ceiling assembly separates the attic space above from the room interior below. If the building is located in Lewisville, Texas (hot-humid zone), where is the predicted location of condensation and what is the predicted condition of the gypsum board in this assembly? (Select 2 from the following) A. outside face of vapor retarder B. inside face of vapor retarder C. gypsum board will be wet D. gypsum board will be dry

Duct sizing

The following ducts sizes (inches) are given as rough equivalents to deliver the same CFM. Based on shape, which offers the least resistance to air movement and the least friction? A. 5x12, B. 6x10, C. 7x8, D. 9 dia.

Orienting the building

Although exact angles differ by the 4 major climatic regions, what is the optimum orientation for a rectangular building to maximize solar heat gain in winter months, minimize solar heat gain in summer months and minimize exposure to winter winds? A. Long side facing east, B. Short side oriented east-west, C. Long side oriented east-west, D. Short side facing north

Calculate beam reaction

Find the reactions indicated in the beam diagram. ( ∑M = 0 ; Moment sum of loads and resisting reaction is equal to zero.)

Open-web steel joist

Which offers the longest span limits: LH, DLH, or K?

Piping symbols

Identify from top to bottom: 1. 2. 3. 4. 5.

Bolted connections

What is the minimum spacing of bolts specified by AISC? and preferred spacing? A. 1 1/4 times the diameter of the bolt; 2 times preferred B. 1 3/4 times the diameter of the bolt; 2 1/4 times preferred C. 2 1/3 times the diameter of the bolt; 2 2/3 times preferred D. 2 2/3 times the diameter of the bolt; 3 times preferred E. 3 times the diameter of the bolt; 3.25 times preferred

Spread footings

Which of the following footings is commonly used when a series of columns is adjacent to the property line but there is not enough space for a symmetrically loaded footing (can't overlap the neighboring property)? A. independent column footing B. combined footing C. strap footing D. cantilever footing E. raft foundation

Window elements

Match each of the letters with one of these elements: head, bottom rail, stile, top rail, mullion, pane, drip cap, glazing bead, clear opening, apron

Elevator operation

Which of the following operating systems responds to all calls in one direction, then answers all calls in the reverse direction, ultimately returning the cab to the lobby. A. single automatic, B. selective collective operation, C. group automatic operation

Wood Connectors

The special connection hardware in this image is a A. joist hanger, B. post cap, C. post base D. saddle hanger, E. U hanger