A vertical curve is to be constructed between a 2.5% grade and a -3.5% grade. The required sight distance is 305m. The dangerous object is considered to be on the pavement surface, and the driver's eye level is at 1.05m above the pavement surface. Determine the length of the vertical curve that will satisfy the sight distance requirement.
Q: A square spread footing supports a square tied column as shown. Assume that the reinforced concrete…
A: To address the updated problem statement, we will:Check NSCP code requirements for the…
Q: I need help writing a Matlab computer program for the following problem. If you could help me id…
A: % Define constantsL1 = 20; % ftL2 = 15; % ftF = 12; % kI1 = 20; % ftI2 = 14; % ft% Define…
Q: An interstate highway pavement composed of asphalt surface course, cement treated base course and…
A: Step 1:Step 2:Step 3:
Q: Please show all of your work and give the correct answer.
A: Step 1:Given data;Structural number of pavement = SN = 5.60Thickness of the asphalt layer = D1 =…
Q: A thin rod having a mass of 4 kg is balanced vertically as shown in (Figure 1). Take L = 0.85 m.…
A: Step 1:Step 2:
Q: ECON To maintain its newly acquired equipment, the company needs P40,000 per year for the first…
A: Step 1:Cash flow (CF) is the net amount of cash being transferred into or out of a business during a…
Q: Draw a (101) plane in the left cell. On the other cell, draw a [111] and a [201] direction. Z Z
A: Step 1:The given plane(1,0,1~) is1x+0y-1z=0 Step 2:The given direction[1~,1,1] is vector parallel to…
Q: Q1/ An irrigation track with a length of 300 m. It takes 40 minutes for the water to reach the first…
A: First of all calculate the average speed for the entire 200 meters covered. Average speed = Total…
Q: A thin, uniform 3.90 kg bar, 80.0 cm long, has very small 2.50 kg balls glued on at either end…
A: Step 1: Step 2:Step 3: Step 4:
Q: I am having trouble figuring out this area of mixed-use land area that is proposed for construction.…
A: Repeat the same calculations for June using the provided data for that month.
Q: A hollow cylindrical steel shaft is 1.5 meter long and has inner and outer diameters respectively…
A: If you have any doubts please comment
Q: Answer asap please
A: The information provided in the image is not sufficient to directly determine the discharge head and…
Q: Analyse the frame in Figure 1 using the Slope-Deflection Method. Draw the shear force, axial force…
A: First, we need to calculate the reactions at the supports. The total load on the frame is the…
Q: Hot combustion gases, modeled as air behaving as an ideal gas, enter a turbine at 145 lbf/in.²,…
A:
Q: Exercise 4 A treatment plant has the following process diagram. Determine the flow rate expression…
A: Step 1:The plant uses a Bardenpho ™ process, which is a type of activated sludge process.The process…
Q: Please show all cash flow diagrams and math calculations
A: Answer image:Given thatInterest rate i = 12%-Alternative AAlternative BFirst…
Q: Problem 2: Locate the centroid of the plane Y 60 mm -105 mm area 75 mi I
A: The trapezoid is divided into two figures: a triangle & rectangle:For the second column, find…
Q: Q2] Two canons fire two missel towards each other. The first canon through the missel with…
A: Step 1: Step 2: Step 3: Step 4:
Q: 5. The cable exerts a tension force T of magnitude 143.4 N on the rectangular plate at point A. Cal-…
A:
Q: solve it please
A: Step 1: Step 2:There is Lil change in numbers like there is 26 instead of 20 and so on Hope you got…
Q: The T-beam section has a web width b₁ =250 mm, a flange width of 1000 mm, a flange thickness of 180…
A:
Q: Please provide a detailed solution especiallyl for the moment of inertia and how you got the values…
A: Dimensions from the Image (refer to your image for confirmation):b (flange width): 40 mmh (total…
Q: (h) If F/M is high, then i) Longer SRT iii) Better effluent quality ii) High yield iv) Microbes are…
A: (h) (i) (j)
Q: Fach har of the simple truss shown in Fig. 6.5e has cross-sectional area A, = 1 in.³, 10 /2 in., and…
A: Step 1:Step 2:Step 3:Step 4:
Q: pts) In a section of highway 200ft long, three vehicle A, B, and C are traveling at constant speeds…
A:
Q: Please solve all the choices
A: 4.2 Step 1:To convert feet to square multiply by 0.0929m sqr/ft sqr 4.3 Convert ppm to mol/mol…
Q: What category of bacteria does tube "B" represent? High oxygen concentration Low oxygen…
A: tube B represents obligate anaerobes since they are found in the environment conditions where…
Q: Please show all cash flow diagrams and math calculations
A:
Q: A piston-cylinder assembly contains 3.5 kg of air, initially at 2.0 bar, 30 °C. The air undergoes a…
A:
Q: Draw a (101) plane in the left cell. On the other cell, draw a [111] and a [201] direction. Z Z
A: I can't access images directly, but based on the information you've provided about heat pumps and…
Q: Q.3// Change the following into passive: 1. The Contractor hasn't built any new compounds for the…
A: 3. The party was not attended by anyone last week.4. The mail has just been delivered by the…
Q: Which of the following are considered expential nutrients : Certain carbohydrates Certain fats Amino…
A: The question is referring to "essential nutrients," which are nutrients necessary for normal body…
Q: Solution accu
A: Approach to solving the question:Understand the concept of net area: The net area is the effective…
Q: A square spread footing supports a square tied column as shown. Assume that the reinforced concrete…
A: (1) Compute for eccentricity, e = Mu / PuSTEP 1: Calculate Mu and Pu based on load combination, U =…
Q: 1. Compute the internal moment (kN-m) at joint H. Use three-moment equation applying on continuous…
A: 1. Recompute Internal Moment Considering Distributed LoadsUsing the distributed loads and solving…
Q: Determine the maximum resultant stress on the 20mm fillet weld. L1 = 200mm, L2 = 250mm & L3 =…
A: Answer:
Q: Problem 4- For the axial forces shown, determine the final locations of points B and C with respect…
A: Step 1: Step 2: Step 3: Step 4:
Q: Please provide a detailed solution especiallyl for the moment of inertia and how you got the values…
A: Okay, I can analyze the truss bridge in the image for vertical loads. Here's how we can approach…
Q: An intercity Model is given as followsWhereTij= daily demand for passengers between i and j (both…
A: Solution
Q: Calculate the expected elastic modulus for a carbon-fiber composite with a continuous uniaxial…
A: Ematrix = 5 GPaEreinforcement = 120 GPaVmatrix = 0.63Vreinforcement = 0.37 Ecomposite =…
Q: Problem 3: A thin homogeneous thin wire is bent to form the perimeter of the below figure. Locate…
A:
Q: ECON How long (years) will it take money to quadruple if it earns 7% compounded
A: Approach to solving the question: Detailed explanation: Examples: Key references: General Finance
Q: A six lane urban freeway (three lanes in each direction) is on rolling terrain with 11 ft. lanes,…
A:
Q: Please solve all choices
A: Approach to solving the question:The correct answers were identified and discussed.Detailed…
Q: Consider the beam given below and determine:a) the deflection at point b using Catigliano's theorem,…
A: Approach to solving the question: Detailed explanation: Examples: Key references:
Q: Analyze the continuous beam loaded and supported as shown using three-moment equation. 1 m A A 2 kN…
A: Step 1:Step 2:Step 3:Step 4:
Q: Which of the following statements are true regarding the bearing capacity of a shallow foundation?…
A: Let's analyze each statement regarding the bearing capacity of a shallow foundation: 1. The bearing…
Q: solve all
A: If you have any queries please feel free to ask me.
Q: use influence line method to determine reactions. this hit me bad, twise i dont want, please assist
A:
Q: the importance and all the necessary procedures for the following experiments: Penetration test,…
A: Each of the mentioned tests has a specific importance in civil engineering. The Penetration test is…
A vertical curve is to be constructed between a 2.5% grade and a -3.5% grade. The required sight distance is 305m. The dangerous object is considered to be on the pavement surface, and the driver's eye level is at 1.05m above the pavement surface. Determine the length of the vertical curve that will satisfy the sight distance requirement.
Step by step
Solved in 2 steps with 1 images
- A +8 percent grade intersects with a -2 percent grade at station (535 + 24.25) at an elevation of 300 ft. (a) If the design speed is 45 mi/h, determine the minimum length (in ft) of vertical curve using the rate of vertical curvature. (Assume the stopping sight distance is less than the length of the curve.) 610 ft (b) Using the length found in part (a), find the stations and elevations (in ft) of the BVC and EVC and the elevation (in ft) of each 100 ft station. (In the table below, the first row corresponds to the BVC and the last row corresponds to the EVC. Round your elevations to at least one decimal place.) Station Elevation (ft) 532 + 19.25 275.6 533 + 00 306.1 534 + 00 535 + 00 299.7 536 + 00 537 + 00 538 + 00 538 + 29.25 293.9 (c) Using the length found in part (a), find the station and elevation (in ft) of the highpoint. station elevation ftb) A curve is required to connect an entry grade of +3% and an exit grade of +2% to satisfy a sight distance requirement of 250m. Determine the minimum length of the curve assuming an average driver eye height and hazard is at the level of the carriageway.A curve is required to connect an entry grade of +3% and an exit grade of +2% to satisfy a sight distance requirement of 250m. Determine the minimum length of the curve assuming an average driver eye height and hazard is at the level of the carriageway
- A+1 percent grade intersects with a-2 percent grade at station (535+ 24.25) at an elevation of 300 t. (a) if the design speed is 65 mi/h, determine the minimum length (in t) of vertical curve using the rate of vertical curvature. (Assume the stopping sight distance is less than the length of the curve.) it (b) Using the length found in part (a), find the stations and elevations (in R) of the BVC and EVC and the elevation (in t) of each 100 t station. (In the table below, the first row corresponds to the BVC and the last row corresponds to the EVC. Round your elevations to at least one decimal place.) Station Elevation (t) 533 + 00 534 + 00 535 + 00 536 + 00 537 + 00 538 + 00 (c) Using the length found in part (a), find the station and elevation (in t) of the highpoint. station nlevationQ2: Determine the minimum length of the curve between - 0.7% grade and a +0.5% grade for a road with 110 km/h design speed. The vertical curve must provide 220 m headlight distance. * Your answer6) Problem 2. A vertical curve is located along the north-south bound direction at an intersection, as shown below. The north-bound approach is marked by an arrow. Answer the following questions: Lane 2 Lane 1 North-bound (a) The vertical curve has an initial grade (G₁) of +3%. The exiting grade (G₂) is -2.5%. The vertical curve length is 350 ft. Design speed is 45 mph. Is this curve safe in terms of stopping sight distance (SSD)?
- Determine the minimum length of a vertical curve between a -1.78% grade and a -7.8% grade for a road with a 110 km/h design speed. The vehicle approaches the curve from the side of -1.78% grade. The vertical curve must provide the sufficient stopping sight distance and meet the appearance criteria. For stopping sight distance the both vehicle and object are located within the vertical curve. Consider a new road with a single carriageway in each direction, Rt=2.5s, d=0.29, h1=1.1m, h2=0.2m, height of headlight = 0.65m and q=1 degree.I need right solution with clear calculations. A curve is required to connect an entry grade of +3% and an exit grade of +2% to satisfy a sight distance requirement of 250m. Determine the minimum length of the curve assuming an average driver eye height and hazard is at the level of the carriageway.A car is traveling up a 1.25% grade of a crest curve with a design speed of 65 mph. The descending grade is -2.75%. What is the required length of curve for minimum proper stopping sight distance? AASHTO Minimum Stopping Sight Distances on Level Roadways (based on braking distance) stopping sight distance design speed (mph) braking distance on level (ft) design (ft) (m) brake reaction distance calculated (km/h) (ft) (m) (m) (ft) (m) (20) (30) (40) (50) (60) (70) (80) (90) (100) (110) (120) (130) (13.9) (20.9) (27.8) (34.8) (41.7) (48.7) (55.6) (62.6) (69.5) (76.5) (83.4) (90.4) (4.6) (10.3) (18.4) (28.7) (41.3) (56.2) (73.4) (92.9) (114.7) (138.8) (165.2) (193.8) (18.5) (31.2) (46.2) (63.5) (83.0) (104.9) (129.0) (155.5) (184.2) (215.3) (248.6) (284.2) (20) (35) (50) (65) (85) (105) (130) (160) (185) (220) (250) (285) 15 55.1 21.6 76.7 80 20 73.5 38.4 111.9 115 25 91.9 60.0 151.9 155 30 110.3 86.4 196.7 200 35 128.6 117.6 246.2 250 40 147.0 153.6 300.6 305 359.8 423.8 45 165.4 194.4…
- Determine the minimum length of a sag vertical curve if the grades are 4% and 2%. Design speed is 70 mi/h. State assumptions used. Consider the following criteria: (a) Stopping sight distance (b) Comfort (c) General appearanceA 8-degree simple curve is to be designed for a maximum speed of 91.8kph. The coefficient of friction between the tires and pavement is 0.32. What is the required super elevation in percent?Determine the minimum length of a vertical curve between a +1.48% grade and a +6.2% grade for a road with a 100 km/h design speed. The vehicle approaches the curve from the side of +1.48% grade. The vertical curve must provide the sufficient stopping sight distance and meet the appearance criteria. For stopping sight distance the both vehicle and object are located within the vertical curve. Consider a new road with a single carriageway in each direction, Rt=2.0s, d=0.36, h1=1.1m, h2=0.2m, height of headlight,h = 0.65m and q=1 degree.