On a structural steel estimate, the takeoff shows 1,250 ft of W12x26 beam. What is the total shipped weight to bid?
Planning And Estimating
Question · Easy
Which ASTM grade is the modern preferred specification for W-shapes (rolled wide-flange beams) in building construction per AISC?
An estimator prices a job at $2,800/ton fabricated and erected. The takeoff totals 185 tons. What is the base contract value before tax?
Trades Exam Prep Podcast
Listen on Spotify
Podcast
When ordering mill material, what does the AISC Code of Standard Practice require for the fabricator's verification of ordered quantities?
Question · Medium
Which document issued by the structural engineer of record formally authorizes the fabricator to begin shop fabrication?
Per the AISC Code of Standard Practice, what is the standard mill tolerance for ordering wide-flange shapes in excess of the specified length?
Question · Hard
A takeoff lists 480 lf of W16x40 plus 240 lf of W12x26. What total weight should appear on the bill of material?
When preparing a fabrication schedule, which lead time typically governs the overall steel package delivery?
Which item is typically excluded from a fabricator's lump-sum bid unless explicitly listed as an included alternate?
A contract requires 24 tons of A992 W-shapes at $3,200/ton plus 8 tons of HSS at $3,650/ton. What is the combined material value?
Which shop drawing mark indicates that the engineer has approved the drawings with minor notations that must be incorporated before fabrication?
Which C-51 trade experience qualification does CSLB require to sit for the C-51 exam?
Which item should appear on the fabricator's shop QC plan as an inspection hold point before a welded connection is accepted?
On a job that specifies fireproofing over primed steel, what must the fabricator verify before specifying the primer?
When a fabricator submits a value-engineering proposal to substitute W14x30 for W14x34 beams, who must approve the change before it can be released for fabrication?
A bid allows an add-alternate for hot-dip galvanizing all exposed steel at $0.85/lb over prime paint. The takeoff galvanized weight is 38,000 lb. What is the add-alternate price?
Which factor most directly affects the tonnage-based fabrication cost per ton on a structural steel package?
Per the AISC Code of Standard Practice, which party is responsible for furnishing and installing anchor bolts set into concrete foundations?
Which contract clause most affects a steel fabricator's risk when material prices rise between bid and order release?
Which shop drawing notation alerts the erector that a beam has been deliberately rolled or cut with a camber?
Before fabricating a connection, which reference dimension on the erection drawings must the field crew verify to confirm foundation placement matches the steel layout?
Job Preparation
Which site condition must be confirmed before the erector mobilizes a crane to lift steel columns?
What is the proper job-preparation response when field verification reveals anchor bolts were cast out of alignment beyond AISC tolerances?
What is the purpose of a pre-installation verification (PIV) test for slip-critical bolted connections?
Which staging consideration must be planned before steel delivery to a tight downtown site?
Before steel erection begins, who is responsible for providing a safe, stable, and accessible working deck at the erection level?
When the erector arrives on site, which submittal must be in hand and approved before lifting any steel members?
What is the recommended procedure for verifying plumbness of anchor bolt groups set in a foundation?
Per OSHA, what must be in place before any steel member is hoisted if the lift exceeds a crane's rated capacity chart at the operating radius?
Which job-preparation item ensures that shop-fabricated members arrive at the site marked for the correct erection location?
Before a welded moment connection is made in the field, what must the field welding crew have on hand?
When verifying crane access, which site condition is most likely to prevent safe setup of a crawler crane?
A crew will use a guyed derrick for an erection on a confined rooftop. What job-preparation step is essential before raising the derrick?
Which process is used in the shop to cut heavy plate to final size with a straight, square edge for bearing connections?
Shop Fabrication
What is the minimum fillet weld size, per AWS D1.1, for a connection joining 1/2 in. thick material (using the table tied to the thicker part joined)?
Which shop operation is preferred for producing bolt holes in steel up to about 1 in. thick where hole quality and dimensional accuracy are critical?
Calculate the LRFD design shear strength of a 1/4 in. fillet weld, 6 in. long, made with E70XX electrode. (Use φRn ≈ 1.392 × size in sixteenths × length in inches, kips.)
Which electrode classification is appropriate for welding A572 Grade 50 steel using the SMAW process with matching strength?
Which coping/cope operation is performed at the intersection of a secondary beam and a primary beam to allow the secondary to frame into the primary web?
Which shop tolerance, per the AISC Code of Standard Practice, governs the permissible variation in the overall length of a fabricated beam?
What is the throat thickness of a 5/16 in. equal-leg fillet weld?
When a W-shape is ordered with specified camber, what must the fabricator verify on the shop drawings before rolling or cutting?
Which nondestructive test is most commonly specified to detect surface and near-surface flaws in ferromagnetic fillet welds?
Calculate the LRFD single-shear design strength of one 3/4 in. A325-N bolt with threads excluded from the shear plane. (Use φRn ≈ 54 × Ab kips, where Ab is the bolt area in square inches; Ab for 3/4 in. ≈ 0.442 sq in.)
Which welding symbol component on a shop drawing indicates the size of a fillet weld to the left of the weld symbol?
During field erection, what is the first member typically erected on a steel-framed building?
Field Erection
What is the purpose of temporary guys and bracing during steel erection?
Loading more…