ay, with 5% trucks, the fraction of traffic in the peak direction of flow is 0. 35, desired LOS is "C", assume K factor 0.12, the number of lanes that w %3D
Q: 3. Find the reaction at A. 6 kN/m A 3 kN/m 3 m 3 m 2 m
A: To determine the reactions at support A. The reactions at A can be determined by applying the cond...
Q: Use of quick lime
A:
Q: Situation: A truck with a mass equal to 2 Mg is passing through a simply supported bridge deck. The ...
A:
Q: Sol has specific gra 5 void ratio 0.45 .Determine water conte
A: According to given data
Q: ti
A:
Q: Q4/ Determine the force in members ED, EH and GH of the truss and state if the members are in tensio...
A: KINDLY NOTE: As per our guidelines, we are supposed to answer the first question, in case multiple q...
Q: Problem: If the resultant force acting on the support is to be 1200 lb, directed horizontally to the...
A: 1)Determine the force F in rope A and the corresponding angle 2)Determine the magnitude of the resu...
Q: . From petrographic analysis, an igneous rock was found to be composed of a mixture of 30% quartz, 3...
A:
Q: Determine the Reactions 3 m 3 m- -1.5 m--1.5 m- 4 m C 2 m 4 m EN kN 2 m SN kN B
A:
Q: situation 2: The velocity of a bobsled is v = 10t ft/s. When t =2s, the position of the sled is s =2...
A:
Q: Determine the hoop and longitudinal stresses set up in a thin book shell of circular cross-section, ...
A: Given data : The value of modulus of elasticity E=210 GN/m2 The value of internal diameter d=1.3 m T...
Q: Communication barriers faced by engineers
A: Barriers in communication lead to many problems which waste both time and money. In the field of eng...
Q: For the beam shown, (a) use Castigliano's 2nd Theorem and calculate all the reaction forces, (b) dra...
A:
Q: kwL² A 3-hinged arch is shown in figure are below. The horizontal thrust developed at support B is T...
A:
Q: 30° 20 kN 25 kN 5 m 3 m 6 m 3 m 30 kN
A:
Q: If the bridge contains a welded flange in a fracture-critical member, does the steel have adequate C...
A:
Q: . To reinforce a column in an existing structure, two channels are welded to the W 12 x 50 column se...
A: Moment of inertia about the horizontal axis through the centroid ( X axis ) ICx=23×106+2×7.24×106 =3...
Q: Determine roller support
A: Introduction : The given question is of truss topic . In this question the loading on truss in given...
Q: Estimate the Moment about the point A. Your answer is N.mm
A: Given data : The force at Point B (PB)=52 N The force at Point C (PC)=30 N The value of Force at poi...
Q: A fully saturated soil mass has specific gravity of 2.5 void ratio 0.45.Determine water content
A: The above can be solved by using the following relation: S x e=w x G Where S = Degree of Saturation ...
Q: :By using Ultimate Strength Design Method, design the slab showing in the figure below for the follo...
A: Solution: Effective Short Span = 8m =8000 mm Assume an effective depth d=8000/(20x1.5)=267mm with a ...
Q: The beam is used to carry a distributed dead load of 60kN/m and a distributed live load of 75kN/m A....
A: W 21 x 93 A36 steel is used for a cantilever beam with a span of 5.0m ROPERTIES OF W 14 * 132 A = 17...
Q: lorine concentration to inactive 2 logs of Cryptosporidium at a water temperature of 25oC, if the fl...
A: Vb =QKlnNoN , Vb = volume of compact chamber =2×2×1 =4m3 Q = r...
Q: Truss detail Member=9 Joint=6 Reaction=4 Is truss formed is stable
A:
Q: A fixed beam AB of span L carries a point load W at its centre. During loading, the support 'B' sink...
A:
Q: A side view of a signboard supported by two trusses is shown in Figure Q1. The board has a length of...
A: To solve the given truss. Cross-section of the sign board: 7.5 m x 6 m Wind pressure = 3 kPa (or k...
Q: Problem 1. The interior angles of a five side traverse are as follows: C = 142°54' A = 117°30' B = 9...
A: Given : A closed traverse of five sides. ∠A = 117°30', ∠B = 96°32'∠C = 142°54', ∠D = 132°18' ...
Q: 4-47 If the diameter of the steel beam shown is 1.25 in, determine the deflection of the beam at x =...
A:
Q: Calculate the stress area (in mm2) of each of the eighteen bolts used to fasten down the hemispheric...
A:
Q: A rectangular beam has a width of 300mm and an effective depth of 537.50 mm to the centroid of tensi...
A:
Q: ANSWER 3- (iii) Sketch the position–time, velocity–time and speed–time graphs for 0 ≤ t ≤ 4.
A: Given- Acceleration a=8 m/s2Starts at origininitial velocity u=16 m/stime t=4s
Q: The soil you will use for borrow (bank) has a natural unit weight of 119 pcf and a w% of 11.5%. If y...
A: Total volume, V = 45000bcy = 45000*27 ft³ = 1215000 ft³ Weight of soil excavated = 1215000*119 = 144...
Q: 2.51 Water, oil, and salt water fill a tube as shown in Fig. P2.51. Determine the pressure at point ...
A: Given,
Q: The plate as shown weighing 30 kN is raised by a cable sling. The cable sling has identical clevis a...
A:
Q: Use LRFD design, Determine the design compressive strength for the axially loaded colmun. (kN in...
A:
Q: Enumerate and explain (in your own words) the limit states that should be considered
A:
Q: A gasoline line is connected to a pressure gage through a double-U manometer, as shown. If the readi...
A:
Q: Explain the key distinguishing feature between static and dynamic measurements?
A: Static measurements are those measurements where the value of quantities mostly remain constant or v...
Q: . Floor beams of Group B timber are spaced 1.2 m centres, on a clear span m, with a bearing of 20 cm...
A:
Q: Describe the major differences between Production Risk and Project Risk
A: Project Risk: It is an uncertain situation that can impact the project objective and achievement. ...
Q: The saturated unit weight of fine sand is 17.5 kN/m³. The critical gradient for the fine sand will b...
A:
Q: 26. What displacement would an accumulator have to be in order to supply 10 gallons of fluid between...
A:
Q: Verify the adequacy of column BC, part of a sway frame structure, to carry the loads shown in the fi...
A:
Q: Complete the table below for the steel sections shown. All sections are bending about their horizont...
A:
Q: A rectangular channel carries 6.0 m^ 3 /sec flow of water. The critical velocity (V_{c}) in m/sec fo...
A: Given, Flow rate in channel = Q = 6m³/sec Width of the channel= B= 3m To find :- Critical velocity=...
Q: Define resins. 2. Describe the appearance of resins. 3. What is the uses of resins
A: Resins and appearance of resins Resin can refer to a yellow or brown sticky substance produced by p...
Q: Determine the following unknowns on the beam shown below using Conjugate-Beam Method. Consider 250 m...
A: We have to determine the value of vertical reaction at C in KN and moment reaction at C in KN-m and ...
Q: The following consecutive readings were taken with a level and 4 meter levelling staff on a continou...
A: Given, RL=380.500 Leveling staff meter =4 m
Q: bosin ond averefe(peufrveloi ty 7the Assipmnt I efample Towo million titves gwata paclay of paninf T...
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...
Q: OPI P2 50 mm Ø 50 mm Ø 10 m P3 30 mm Ø
A:
A divided hwy is to be built in a suburban level terrain, forecasted AADT = 12,000 vehicle/day, with 5% trucks, the fraction of traffic in the peak direction of flow is 0.7, PHF = 0.85, desired LOS is "C", assume K factor = 0.12, the number of lanes that will be needed in each direction is:
Step by step
Solved in 4 steps with 2 images
- An urban freeway is to be designed using the following information. AADT = 52,500 veh/day K (proportion of AADT occurring during the peak hour): D (proportion of peak hour traffic traveling in the peak direction): Trucks: PHF = 0.94 Lane width: Shoulder width: Total ramp density: Terrain: 3 Determine the number of lanes in the peak direction required to provide LOS C. (Assume commuter traffic and assume no RVs.) lanes. 0.12 0.65 8% of peak hour volume demand flow rate 12 ft 10 ft 0.5 interchange/mile; all interchanges are to be cloverleaf interchanges rolling HV' Show all calculations required. (Calculate your answers for the peak direction only. Enter fy, the peak hour volume in veh/h, the free flow speed in mi/h, the demand flow rate in pc/h/In, the mean speed in mi/h, and the density in pc/mi/ln.) fHV peak hour volume 0.893 free flow speed mean speed density 6300 X Your response differs from the correct answer by more than 10%. Double check your calculations. veh/h 1500 X Your…An existing urban freeway with 4 lanes in each direction has the following characteristics. Traffic data: Peak hour volume (in the peak direction): 7,110 veh/h Trucks: 10% of peak hour volume PHF = 0.93 Geometric data: Lane width: 11 ft Shoulder width: 6 ft Total ramp density: 1.8 ramps per mile Terrain: rolling Determine the LOS in the peak hour. (Assume commuter traffic and assume no RVs.) LOS A LOS B LOS C LOS D LOS E LOS F Show the demand flow rate (in pc/h/ln), mean speed (in mi/h), and density (in pc/mi/ln) for the given conditions. demand flow rate pc/h/lnmean speed mi/h density pc/mi/lnAn existing urban freeway with 4 lanes in each direction has the following characteristics. Traffic data: Peak hour volume (in the peak direction): Trucks: PHF = 0.93 Geometric data: LOS A LOS B LOS C LOS D LOS E LOS F Lane width: Shoulder width: Total ramp density: Terrain: rolling 11 ft 6 ft 1.8 ramps per mile Determine the LOS in the peak hour. (Assume commuter traffic and assume no RVs.) mean speed density 7,010 veh/h 10% of peak hour volume Show the demand flow rate (in pc/h/In), mean speed (in mi/h), and density (in pc/mi/In) for the given conditions. demand flow rate 2199 pc/h/In 54 X mi/h 41 X pc/mi/In
- A two-lane rural highway carries a peak hour volume of 465 (vph) and has the following characteristics: Roadway: 60mph design; 11 foot lanes, 2 foot shoulders; rolling terrain; 60% no-passing zones; length = 3 miles. Traffic: 70/30 directional split; 4% trucks; 2 percent recreational vehicles; 1 percent buses; PHF = 0.95 a) What Level of Service will the highway operate under during peak periods? b) What is the capacity of the highway? Explain why this is less than 2,800 (vph)?An existing four-lane freeway in rural area is with the following :information Lane width 3.5m, 0.9m lateral clearance, 1800 veh/hr peak hour volume, PHF=0.9, interchange density =0.90, 5% trucks, 5% buses and the road is within a mountainous terrain. Then based on the HCM procedure, the service flow rate (pc/h/In) isA multi-lane Minor Arterial is being designed through a level urban area. The current daily volume = 8000 vpd in both directions with 10% Trucks, peak hourly factor 90%and a 60% directional distribution factor. How many lanes are required?
- Q3. A new section of a freeway is to be designed with a free-flow-speed of 65 mph along of 0.75 mile on 5% upgrade. The expected traffic volume is 4200 v/hr. The traffic composition is 15% trucks, 5% recreational vehicles, and 10% buses. The peak hourly factor is 0.9, the unfamiliar driver factor is 0.95. If the design requirement is to target a level of service (B). how many lanes must be provided to satisfy the design requirement?A freeway is to be designed to provide LOS C for the following conditions: design hourly volume of 5600 veh/h; PHF: 0.92; trucks: 6%; free flow speed: 70 mi/h; no lateral obstructions;rolling terrain; total ramp density of 0.75 ramps per mile.Determine: whether eight (four in each direction) 12 ft lanesare enough to provide LOS C.A multi-lane Minor Arterial is being designed through a rolling urban area. The current daily volume = 10000 vpd in both directions with 10% Trucks, peak hourly factor 94%and a 60% directional distribution factor. How many lanes are required?
- An existing urban freeway with 4 lanes in each direction has the following characteristics. Traffic data: Peak hour volume (in the peak direction): Trucks: PHF = 0.93 Geometric data: Lane width: Shoulder width: Total ramp density: Terrain: rolling 11 ft 6 ft 1.8 ramps per mile Determine the LOS in the peak hour. (Assume commuter traffic and assume no RVs.) LOS A LOS B LOS C LOS D LOS E LOS F mean speed density 7,010 veh/h 10% of peak hour volume Show the demand flow rate (in pc/h/In), mean speed (in mi/h), and density (in pc/mi/ln) for the given conditions. demand flow rate pc/h/In mi/h pc/mi/InA six-lane freeway (three lanes in each direction) in mountainous terrain has 10-ft lanes and obstructions 1 ft from the right edge. There are five ramps within three miles upstream of the segment midpoint and four ramps within three miles downstream of the segment midpoint. The traffic stream consists of mostly commuters with a peak hour factor of 0.84, peak-hour volume of 2500 vehicles, and 4% recreational vehicles. What is the level of service? (Write the letter only)A basic segment of a rural freeway has the following characteristics: • Four-lanes (two lanes in each direction)%3B There is one ramp within 3 miles upstream, and 2 ramps within 3 miles downstream; 10-ft lanes; Right shoulder width of 4 ft; • Level terrain;. 10% trucks and 5% buses in the vehicle stream. Calculate the FFS at this freeway section and then determine the level of service (LOS) when the flow rate is 1740 pc/h/In. (Write the answer for the LOS in the box below).