Certified Construction Engineer (Мэргэшсэн инженер, Mongolia)

Under the Order No. 200 (2017) rules for construction-sector qualifications, how much continuous professional experience must an engineer have before applying for the Certified Engineer (Мэргэшсэн инженер) rank in a scope such as building structural design (scope 1.7)?

• AAt least 3 years
• BAt least 7 years
• CAt least 5 years
• DAt least 2 years

For what period is the Certified (Мэргэшсэн) rank awarded under clause 4.1 of the Order No. 200 (2017) qualification rules?

• A1 year
• B3 years
• C5 years
• DIndefinitely from the first award

Under clause 4.2 of the Order No. 200 (2017) rules, when does a Certified, Consulting, or Leading rank become valid without a time limit?

• AAfter the first renewal
• BAfter 10 years in any rank
• CAfter passing the Consulting written exam
• DAfter the rank has been renewed twice

During construction, the approved design is changed with the author's consent. Under the Construction Law of Mongolia (2016, as amended), what must the contractor then prepare and have certified?

• AAn as-built design (гүйцэтгэлийн зураг) reflecting the change
• BA new land-use permit for the plot
• CA fresh design expertise review of the whole project in every case
• DA new special license for the contracting company

How does the Construction Law of Mongolia define author supervision (зураг төсөл зохиогчийн хяналт)?

• AInspection by the state construction authority of whether building activity complies with…
• BIndependent professional review of a design before a construction permit is issued
• CChecking by the design author that construction follows the design and the normative docu…
• DTechnical supervision exercised on the client's behalf over quality and progress

Article 10.1 of the Construction Law of Mongolia classifies buildings and structures by complexity (төвөгшил). Which list matches the law?

• AFour categories: low, medium, high, and special complexity
• BFive categories: not requiring a construction permit, low, medium, high, and special comp…
• CThree categories: simple, standard, and complex
• DTwo categories: residential and non-residential

For which complexity categories does Article 42.2 of the Construction Law make consulting services (зөвлөх үйлчилгээ) mandatory?

• AAll structures that need a construction permit
• BOnly structures funded from the state budget
• COnly structures in zones of 9-point seismic intensity
• DHigh and special complexity structures (10.1.4 and 10.1.5)

Under the OSH staffing normative approved by Labour Minister Order A/114 of 22 June 2015, how many full-time OSH (ХАБЭА) officers must a construction company employ?

• AAt least one, regardless of the number of employees
• BOne only once the company has 50 or more employees
• COne only once the company has more than 100 employees
• DNone; construction firms may always assign OSH as a part-time extra duty

When must the hidden work act (далд ажлын акт) be signed for reinforcement placed in a foundation slab?

• AAt the commissioning inspection once the building is complete
• BWithin 30 days after the slab is poured
• CAfter the placed reinforcement is inspected and before concrete covers it
• DOnly if the state inspector requests it in writing

Article 37.1.19 of the Construction Law requires one participant to oversee the construction work, document it with photographs, and certify visible and hidden work acts. Which participant?

• AThe design expert (эксперт)
• BThe client (захиалагч)
• CThe materials supplier
• DThe aimag or capital city governor

Who issues the construction permit (барилгын ажлын зөвшөөрөл) for an ordinary nine-storey, medium-complexity apartment building in Ulaanbaatar under the amended Construction Law?

• AThe Government of Mongolia
• BThe contractor's own quality department
• CThe design expertise organisation
• DThe governor of the capital city (нийслэлийн Засаг дарга)

Under Article 46.3 of the Construction Law, within what period after commissioning must the investor or client transfer the land permit, zero-axis setting-out act, design, visible and hidden work acts, and external-network as-built drawings to the relevant state archive?

• AWithin 7 days
• BWithin 1 year
• CWithin 30 days
• DOnly when the building is demolished

For how long is a construction special license (барилгын үйл ажиллагааны тусгай зөвшөөрөл) issued under Article 20.5 of the Construction Law?

• A5 years
• B1 year
• C3 years
• DIndefinitely

While performing author supervision, a structural designer finds that columns are being built in breach of the approved design and norms. What does Article 38.1.10 of the Construction Law require the designer to do?

• ARevise the drawings to match what was built and close the issue
• BIssue a conclusion and notify the state construction inspection body so that measures are…
• COrder the contractor's workers to demolish the columns immediately
• DWait and raise the issue with the commissioning commission

Under Article 14.3 of the Construction Law, how long is the adjustment period (ашиглалтад зүгшрүүлэх, тохируулах хугацаа) after a building is commissioned?

• A3 months
• B6 months
• C5 years
• D1 year

After receiving a client's complete commissioning request and supporting documents, within how many working days must the aimag or capital city authority convene the commissioning commission (Article 48.6)?

• A3 working days
• B30 working days
• C10 working days
• D60 working days

Article 20.8 of the Construction Law lists grounds on which a construction special license is revoked. Which of the following is one of them?

• AThe licensed activity has not been carried out for two consecutive years
• BA single monthly payroll report was submitted late
• CThe company moved its registered office
• DThe company's chief engineer retired

An engineer holding the Certified rank wants to apply for the Consulting (Зөвлөх) rank. What status must the Certified rank have?

• AIt must have been held for at least one full 3-year term
• BIt must have been renewed once
• CIt must have become indefinite (хугацаагүй) after two renewals
• DNo Certified rank is needed if the engineer holds a PhD

Article 8.3 of the Construction Law requires specialists holding the Certified or Consulting ranks (Articles 44.3.2–44.3.3) to carry which insurance?

• ALife insurance for all site workers
• BProfessional liability insurance
• CThird-party vehicle insurance
• DEarthquake damage insurance for the building

Under clause 5.8 of the Order No. 200 rules, how many continuing-training credit units (багц цаг) must a candidate for the Certified rank complete in training form?

• A5 units, all elective
• B15 units, including 5 self-study units
• C3 compulsory units only
• D10 units: 5 compulsory and 5 elective

Calculation: The ground snow load at a site is S_g = 0.50 kPa. On a lower roof next to a taller wall, the drift shape coefficient is μ = 1.6. Using S = μ × S_g, what is the snow load on that roof zone?

• A0.50 kPa
• B0.80 kPa
• C0.31 kPa
• D2.10 kPa

Which building norm currently governs the design of buildings in Mongolia's seismic zones?

• AБНбД 22-01-21 'Газар хөдлөлтийн бүс нутагт барилга төлөвлөх' (Building Design in Seismic…
• BБНбД 21-01-02 on the fire safety of buildings
• CThe Soviet seismic code SNiP II-7-81, applied unchanged
• DEurocode 8, adopted in 2021 in place of all Mongolian seismic norms

Calculation: Using the static wind-load formula W = W₀ × k × c, find the wind pressure on a windward wall where the reference wind pressure is W₀ = 0.35 kPa, the height and terrain coefficient is k = 1.0, and the aerodynamic coefficient is c = +0.8.

• A0.35 kPa
• B0.44 kPa
• C0.28 kPa
• D0.18 kPa

The general seismic zoning annex of БНбД 22-01-21, as updated in 2022, tabulates values for Mongolian settlements. What does it give for each settlement?

• AA single design intensity with no stated return period
• BSnow and wind loads for each soum
• CDesign outdoor air temperatures for heating
• DPeak ground acceleration and MSK-64 intensity for 500-year and 2,500-year return periods

For high and special complexity buildings, what did БНбД 22-01-21 add to how the site soil category is established for seismic design?

• AThe soil category is read from the colour of borehole samples
• BThe propagation velocity of seismic waves through the soil and the soil density, from sta…
• CThe soil category is no longer considered because piles are mandatory
• DThe designer may choose any soil category if the building has 16 storeys or fewer

In seismic design, why are anti-seismic joints provided in long or irregularly shaped buildings?

• ATo divide the building into independent, regular blocks that respond separately and do no…
• BTo allow only thermal movement, so the joint can be filled with rigid concrete afterwards
• CTo reduce the design seismic intensity of the site by one point
• DTo separate only the foundations while keeping the superstructure continuous

Under Mongolia's fire-safety norm БНбД 21-01-02, how many fire-resistance degrees (гал тэсвэршилтийн зэрэг) are buildings divided into?

• AThree: non-combustible, slow-burning, and combustible
• BFour: С0, С1, С2, and С3
• CFive: degrees I to V
• DTwo: residential and industrial

Calculation: A wall has 200 mm of reinforced concrete (λ = 2.04 W/(m·K)) and 150 mm of expanded polystyrene insulation (λ = 0.04 W/(m·K)). Ignoring surface resistances, what is the total thermal resistance R = Σ(d/λ)?

• A0.10 m²·K/W
• B1.85 m²·K/W
• C5.20 m²·K/W
• D3.85 m²·K/W

In the limit-state design method of Russian-derived structural codes, on which Mongolian norms are based, what do the first and second groups of limit states cover?

• AFirst group: deflections and cracking; second group: collapse and loss of stability
• BFirst group: loss of load-bearing capacity or stability; second group: unfitness for norm…
• CFirst group: wind actions; second group: snow actions
• DFirst group: temporary structures; second group: permanent structures

What requirement did БНбД 22-01-21 introduce for high and special complexity buildings regarding the level of seismic action to be considered?

• ASeismic action may be ignored if the building has a steel frame
• BOnly a 50-year return-period earthquake needs to be checked
• CSeismic action must be considered at two design levels
• DSeismic design is replaced by a wind-load check

Under Article 25.2.1 of the Construction Law, in zones of seismic intensity 7 points or more, which designs must undergo design expertise (магадлал)?

• ADesigns of all low, medium, high, and special complexity structures (10.1.2–10.1.5)
• BOnly designs of special complexity structures
• COnly designs funded from the state budget
• DNone; expertise is optional in seismic zones

Under clause 6.27 of БНбД 21-01-02, what is the minimum clear width of a common corridor on an evacuation route serving more than 50 people from rooms outside functional class Ф1?

• A0.7 m
• B1.0 m
• C1.4 m
• D1.2 m

Clause 5.10 of БНбД 21-01-02 defines a structure's fire-resistance limit by the time until loss of load-bearing capacity, integrity, or insulation. For windows, which criterion alone sets the fire-resistance limit?

• ALoss of load-bearing capacity (R)
• BLoss of integrity (E)
• CLoss of insulation (I)
• DSurface flame spread

Which statement correctly describes the scope of БНбД 22-01-21?

• AIt applies only to new residential buildings of 16 storeys or more
• BIt applies only in Ulaanbaatar and Darkhan
• CIt covers newly designed buildings and buildings being repaired or altered in seismic zon…
• DIt applies only to buildings on permafrost

In reinforced concrete columns and beams designed for high seismic intensity, how should transverse reinforcement be detailed in the potential plastic-hinge zones at member ends?

• AClosely spaced closed hoops or ties with hooks bent to about 135° and anchored into the c…
• BWidely spaced open ties with 90° hooks, to ease concrete placement
• CNo transverse reinforcement, relying on the longitudinal bars alone
• DTransverse bars tack-welded to the formwork only to hold them in position

Under Table 4 of БНбД 21-01-02, what minimum fire-resistance limit is required for the load-bearing elements (columns, frames, load-bearing walls) of a degree I building?

• AR 15
• BR 45
• CR 90
• DR 120

According to the developers of БНбД 22-01-21, how should the norm's own dynamic coefficient formula and graph be used for tall buildings?

• AThey are mandatory for the final design of every tall building
• BOnly at the preliminary design stage, with the coefficient for high and special buildings…
• CNever, because tall buildings are designed without seismic loads
• DOnly for timber buildings

Calculation: For a seismic analysis, the gravity load at roof level is taken as the dead load plus a combination coefficient ψ times the snow load. With a dead load of 400 kN, a snow load of 100 kN, and ψ = 0.5, what load is used?

• A400 kN
• B500 kN
• C450 kN
• D350 kN

What distinguishes a settlement joint (суултын заадас) from a temperature joint (температурын заадас)?

• AA settlement joint runs through the whole building including the foundations; a temperatu…
• BA temperature joint must cut through the foundations, while a settlement joint stops at r…
• CThey are identical and the terms are interchangeable
• DA settlement joint is only needed in timber buildings

How is permafrost (олон жилийн цэвдэг хөрс) defined in geocryology and engineering practice?

• AAny soil that freezes each winter and thaws each spring
• BSoil with more than 50% clay content
• COnly ground that has been frozen for more than 1,000 years
• DGround that stays at or below 0°C for at least two consecutive years

Calculation: A simply supported beam with span L = 6.0 m carries a uniformly distributed design load q = 20 kN/m. What is the maximum bending moment?

• A60 kNm
• B120 kNm
• C90 kNm
• D180 kNm

Calculation: For the same beam (L = 6.0 m, q = 20 kN/m), what is the maximum shear force at a support?

• A60 kN
• B90 kN
• C120 kN
• D30 kN

In the concrete class system of Russian-derived design codes (for example, class B25), what does the number indicate?

• AThe mean compressive strength of the test specimens, 25 MPa
• BA guaranteed compressive strength of 25 MPa, reached with 95% probability
• CThe tensile strength, 2.5 MPa
• DThe cement content, 250 kg per cubic metre

What is the main structural function of stirrups (хомут) in a reinforced concrete beam?

• ATo increase the beam's bending resistance at midspan
• BTo hold the concrete cover in place during casting
• CTo reduce drying shrinkage of the concrete
• DTo resist shear (diagonal tension) and hold the longitudinal bars in position

Calculation: A steel tie with a net cross-sectional area of 500 mm² carries an axial tensile force of 100 kN. What is the tensile stress?

• A50 MPa
• B200 MPa
• C100 MPa
• D500 MPa

In the GOST grade designation for structural steel (for example, С245), what does the number indicate?

• AThe ultimate tensile strength, 245 MPa
• BThe carbon content, 0.245%
• CThe guaranteed yield strength of about 245 MPa for the reference thickness range
• DThe maximum plate thickness, 245 mm