📘 civil engineering

1. **Problem Statement:** We are given a spiral curve with two tangents intersecting at an angle of 108.2° at station STA 16+610. The radius of the central curve is 123.19 m, and t

1. **Problem statement:** We have two grades intersecting at station 14+262 (14262 m) with elevation 153.76 m. The first grade is +3% (0.03 slope) and the second is -2% (-0.02 slop

1. مسئله: محاسبه متره آرماتورهای طولی و عرضی (خاموت) و قالب بندی چوبی ستون‌ها با توجه به مشخصات داده شده است. 2. آرماتورهای طولی: تعداد ستون‌ها 9 عدد است و هر ستون دارای 3 میلگرد Φ

1. **Problem Statement:** Calculate the volume of earthworks for a proposed non-tilted road of width 20m between stations A and B, 100m apart, using five different methods: mean en

1. **State the problem:** We need to prepare a taking off list for earthwork and excavation trench for a ground beam with a maximum depth of 1.00m, starting from formation level, i

1. **Problem Statement:** Calculate and compare the principal tensile stress at the centroidal axis and at the junction of the web with the lower flange of a prestressed concrete b

1. **State the problem:** We need to analyze an unsymmetrical vertical curve between the Point of Curvature (PC) and Point of Tangency (PT) with given grades and elevations. 2. **G

1. **Problem Statement:** We have two stations: 0+040 (fill) and 0+100 (cut). The ground line slopes uniformly at 5%. We know center heights, side slopes, and roadway widths. We ne

1. **Problem Statement:** Determine the dimensions of a counterfort retaining wall retaining earth with a horizontal top 5.5 m above ground level.

1. The problem asks about the maximum safe height of different types of retaining walls. 2. Retaining walls are structures designed to hold back soil or rock from a building, struc

1. **Stating the problem**: We need to select suitable standard format bricks and mortar for the 350 mm thick solid walls supporting an elevated tank with an ultimate load of 250 k