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16-Civ-A6 Highway Design, Construction, and Maintenance: December 2019

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 Sag vertical curve and night sight distance on a wildlife-collision section
  2. Question 2 Design ESAL for a 25-year urban freeway pavement
  3. Question 3 Flexible pavement design for 10 million ESALs
  4. Question 4 Horizontal curve, spiral length and clear zone on an urban expressway
  5. Question 5 Plain jointed concrete slab thickness for 12 million ESALs
  6. Question 6 PGAC grading and the Superpave versus Marshall mix design methods
  7. Question 7 Frost action, TAC typical design and a granular base equivalency alternative

Start with Question 1 →

Paper format. National Examinations, December 2019 — 16-Civ-A6, Highway Design, Construction and Maintenance. Three hours, closed book (Casio or Sharp approved calculator only). Seven questions of 20 marks each; a candidate submits five, so all seven are solved here as a study resource. The booklet carries 13 appendix pages of tables, charts and formulae whose content is independent of the question numbering.

Reference texts.