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  1. ashhafPE

    Where Can I find documentation for Court

    I need valid documentation for court: this is the Case; A block that has homes on both sides of the street. One end is uphill and the other is downhill. Somewhere closer to the end of the block (downhill), a builder built a retaining wall and slowed down the runoff which in turn caused flooding...
  2. ashhafPE

    Minimum window/wall distance from Edges or corners

    Codes, books, ...etc state for an 8' wall a minimum distance for doors/windows from the corners or re-entrance corners is 2'-4". Is there anyway around that using full studs + sheathing the inside & outside with plywood with 3" o.c. nail spacing. For a distance of 12" or 16". Typical one story...
  3. ashhafPE

    Design Information on Tilt-up walls

    Where can I find design examples, information and details for Tilt-up walls?
  4. ashhafPE

    How to get lidar file on top of usgs map

    The lidar information was given to us in xyz format. I converted it using Geopak into .dat then .tin and got contours. However, when I tried to superimpose the contours with the USGS maps but they were way off. The USGS maps matched a file provided by the state. So I know the problem is with the...
  5. ashhafPE

    swaying of a 10' deck

    How can we minimize the swaying of high decks without adding x-bracing. The x-bracing is in the way. The decks consist of wood members. The posts are 4x6.
  6. ashhafPE

    Concrete Slab and Wood Piles

    I am designing a 3-story beach house. My question is the second and third story are being supported by piles that are embedded more than 20' deep in sand. The first floor garage will consist of reinforced concrete slab on grade foundation. Question: what type of material could be used between...
  7. ashhafPE

    HEC-RAS/FEMA Help?

    I am replacing a bridge built in the 40's. I determined the Q's using HEC-HMS (scs method) and compared it to the regression equ. (both were close). I used HEC-RAS and analyzed existing condition and proposed condition. The problem is the existing condition showed W.S.=79' while FEMA is showing...
  8. ashhafPE

    Slab-on-grade Software?

    Anyone know of a software to design a reinforced concrete slab-on-grade foundation?
  9. ashhafPE

    1920 concrete beam restoration help!!

    This is the situation, Pier & beam residence built in 1920. Concrete perimeter beam with drilled shaft piers (installed in 1995). The structure is a 1-story brick veneer with comp. shingles. We removed all interior beams, joists and piers. Now that it is all nice and open, the concrete...
  10. ashhafPE

    Need example on Calculating Wind Pressure on Siding

    Hi, I need to analyze or prove that Alco vinyl siding can be installed on 3/4" cedar. I think I am on the right track, however, I think I still need some help! 1. Mean roof height 2. Velocity pressures 3. Exterior pressure coefficients for the wall - Cp Windward Leeward...
  11. ashhafPE

    Foundation Design Software

    I am designing a reinforced slab-on-grade foundation for 3-story structure on expansive clay soils. I am looking for a software to purchase or freeware.
  12. ashhafPE

    Foundation cracks in Slab on Sand

    Why would a slab crack that is built on sand and is 12 yrs old. The cracks appear to be active (as in showing signs of movement). The rear of the structure is approximately 5 feet from the canal. Visual inspections of the bulkhead did not show signs of erosion or washout. Is it washingout under...
  13. ashhafPE

    Detention Pond design examples

    Does anyone know where I can get examples of detention pond designs? I purchased HydroCad Software but seem to have a problem with the results. I review consultants work (not the detention pond part). I am curious because I do not allow consultants to release more Q than is existing once...
  14. ashhafPE

    Steel Web Joists & Girders

    My client does not have blueprints for two commercial businesses he was retained to replace A/C units. Old units are approximately 2400 lbs and new units are 3000 lbs. Several field inspections were performed but no luck indetermining the type of steel joists used (J, H, LH, DLJ...etc). Field...

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