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  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1hhbJq.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    The swimming pool area at the Best Western in Boone, where three people died of carbon monoxide poisoning.
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/cTkI.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The entrance to the swimming pool mechanical room in the pool area.... This room houses the swimming pool heater as well as other items that appear to be related to the swimming pool.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/w1h0N.St.138.jpeg|525
    DALE DAWSON - State Board of Examiners
    “... The swimming pool heater inside the swimming pool mechanical room.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/EG54V.St.138.jpeg|525
    DALE DAWSON - State Board of Examiners
    “...The gas line serving the swimming pool heater. This line appears to have been modified. In addition, the sediment trap has been installed in the wrong position and the gas line has been installed at an angle in a bind.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/exjkP.St.138.jpeg|525
    DALE DAWSON - State Board of Examiners
    “... The gas piping near the ceiling that is serving the swimming pool heater. In addition, this picture shows two additional gas lines with one of these two gas lines showing evidence of having been modified (gas line to the left that has been plugged of with the use of Teflon tape).”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/hsQt8.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The manufacture label on the swimming pool heater. This label shows that the swimming pool heater has an input rating of 250,000 BTU/HR and showing that this swimming pool heater is equipped to burn propane gas. The gas piping system for this property was converted from propane gas to natural gas around 2012.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1ba0IA.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    This shows “the penetration of the plumbing vent serving the bathtub/shower in guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/OtKLP.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    A close-up “showing the draft stopping/fire stopping of the plumbing vent penetrating the concrete ceiling serving guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1ovh1k.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The connection of the vertical single wall flue piping to the increaser fitting where the flue pipe goes from the vertical to the horizontal inside the swimming pool mechanical room with the tape removed. The use of tape is not approved for this joint connection. In addition the single wall pipe installed was too small for the connection to the existing flue pipe and did not have an approved connector.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1c5hb8.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The connection of the vertical single wall flue piping to the increaser fitting where the flue pipe goes from the vertical to the horizontal inside the swimming pool mechanical room with the tape removed. The use of tape is not approved for this joint connection. In addition the single wall pipe installed was too small for the connection to the existing flue pipe and did not have an approved connector ....This picture also shows there was about a 1" gap between the single wall flue pipe and the connector fitting.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/kEp0z.St.138.jpeg|525
    DALE DAWSON - State Board of Examiners
    “... The swimming pool heater located inside the swimming pool mechanical room. This room communicates directly to the swimming pool area. In addition an electrical disconnect is located in the wall and has several wired that have been disconnected and terminated with wire nuts. It appears this is the wiring that served the power venting for the swimming pool heater.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1t0iTj.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The Class B flue vent piping that penetrates the common wall inside the swimming pool mechanical room into the ceiling of the swimming pool area above the ceiling.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1s6JsB.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “ ... Class B flue vent piping ... notice the corrosion on the flue vent piping.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/9UOSz.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... Class B flue vent piping installed above the drop ceiling in the swimming pool area.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1cop59.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...Notice that the exterior of this Class B flue vent piping has rusted completely through the outer liner.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1oZweu.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... Notice that the exterior of this Class B flue vent piping has rusted completely through the outer liner.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/O3gdd.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... Notice that the exterior of this Class B flue vent piping has rusted completely through the outer liner. This picture is taken from inside the drop ceiling area looking back to the swimming pool mechanical room.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/r7xfJ.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “Another picture of the Class B flue vent piping installed above the drop ceiling in the swimming pool area. At this particular Class B flue joint connection someone has installed an ice bucket under the joint to most likely catch condensation dripping from the pipe.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/Dv11s.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...Another section of the Class B flue vent piping installed above the drop ceiling in the swimming pool area. Notice how the Class B flue vent piping is deformed and is rusting. According to the Fire Department, the tape shown on this pipe was installed by their staff.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/oYLqR.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... A note discovered above the drop ceiling in the swimming pool area near the exterior glass wall.” It says, "Rm 225 leak from pipe."
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/g38As.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The power venter” outside the hotel.
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/mqz2o.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The power venter serving the flue pipe on the gas swimming heater in relation to the window and the through wall HV AC unit in guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1ov05E.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The power venter serving the flue pipe on the gas swimming heater in relation to the window and the through wall HVAC unit in guest room 225. To the right of the power venter is a vent that appears to have been designed as ventilation for the men's first floor public restroom.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/9MaXI.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “ ... The distance from the HV AC unit in guest room 225 to the lower left edge of the power venter measures about 5' 10 W'.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/18UGe.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The single wall elbow fitting installed in the ceiling of the men's public restroom that connects to a Class B double wall pipe. You can also see that the single wall elbow fitting is back grading and has not been properly supported and improperly connected to the double wall pipe. In addition, the pipe connected to the left side of the single wall elbow is also a single wall pipe. Both the single wall pipe and the single wall fitting would not have been allowed by code to have been installed in this flue system at this location. In addition, the single wall flue pipe and fitting are larger in diameter than the Class B (double wall) flue pipe.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/zBmpe.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The single wall flue pipe is connection to a Class B flue pipe that penetrates the exterior wall to the power venter. Notice that the single wall flue pipe is larger than The Class B pipe that it connects to and that the elbow of the Class B pipe is being supported with a VHS tape that rests on the drop ceiling track.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1oz3v2.St.138.jpeg|417
    DALE DAWSON -
    “...The ceiling of the men's public restroom showing the tape used to seal the larger flue pipe to the Class B flue pipe.... The use of the single wall pipe in this location as well as the use of the tape is not compliant with the code. In addition, directly behind the flue pipe is what appears to be the control kit for the power venter.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/P7xcr.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... Above the ceiling of the men's public restroom showing the single wall elbow connection to the Class B pipe.... This picture shows a void between the pipe and the fitting when we removed a section of the tape. In addition, it appeared that this joint was held in place with a single sheet metal screw installed near the bottom of the single wall elbow.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/lJBLy.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “ ... The crack in the single wall flue pipe.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/OcXY2.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... Above the ceiling of the men's public restroom showing the back side of the single wall elbow... with the tape removed. Notice the void between the Class B flue pipe and the single wall flue pipe elbow.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1uIJcP.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “ ... The ceiling of the men's public restroom showing the comer of the concrete wall and the metal stub wall located in the men's public restroom, above the ceiling and to the left of the handicapped water closet. Notice the discoloring of the wall insulation, which typically indicates air transfer. It appears this wall should have been a 1 hour rated wall.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1mH1RZ.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The ceiling of the men's public restroom showing what appears to be the electrical box that would have housed the control kit for the power venter. Notice a hole has been busted in the sheet rock wall. This is located directly below guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/11dXQn.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... Above the ceiling of the men's public restroom showing where a black iron pipe, a blue plastic conduit pipe, a metal conduit pipe and a wire as described in picture number 178 penetrates the 1 hour fire wall between the men's public restroom and the swimming pool area. Again, notice that this penetration was not fire sealed.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/WQ0cL.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...Above the ceiling of the swimming pool area showing an open conduit pipe that penetrated the 1 hour rated wall between the swimming pool area and the area above the ceiling in the elevator equipment room.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/6lkLT.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The :first of two sections of the Class B flue piping that was removed from above the ceiling of the swimming pool area. Notice that the exterior liner of the flue pipe had deteriorated and that rust is present on the inner line of this Class B flue pipe.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/WvEr4.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The second section of Class B flue piping that was removed from the ceiling of the swimming pool area. Notice that the exterior liner and the inner liner have both deteriorated to a point where there is a significant portion of the flue pipe missing.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/5x0qf.St.138.jpeg|525
    DALE DAWSON - State Board of Examiners
    “... The door into guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1dfpS3.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The through the wall HV AC unit in guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1oLnCf.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The layout of guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/o8FH8.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The whirlpool tub located in guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/SlWUr.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The gas fire place located in guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/n3gzt.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The bed and chairs located within guest room 225.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/H0gT8.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    Firefighters outside the Best Western conducted “smoke testing” to determine how air moved through the outside wall and into HVAC unit.
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/12u6wx.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... Notice the smoke entering the room on the right side of the through the wall HVAC unit.” This is a smoke test being conducted by firefighters as part of the investigation.
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/fj3Nf.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “A close-up ... showing the smoke” during smoke testing being conducted by investigators.
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1pvrPk.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    Another view “showing smoke entering into guest room 225 through the HV AC unit” during smoke testing.
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/Lh7wT.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    Another view “showing smoke entering into guest room 225 through the HV AC unit” during smoke testing by investigators.
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/13Yv5z.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    Another view “showing smoke entering into guest room 225 through the HV AC unit” during smoke testing.
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/11NgZV.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The area above the ceiling of the men's public restroom. The ... vertical red flue stopping located on the wall, near the concrete ceiling, is covering the black iron gas piping that penetrates the concrete floor and serving the gas log fire place located in guest room 225. This picture was taken standing into the handicapped water closet stall” in the first floor men’s restroom. “Notice that the pipe and conduit shown (lower portion of the picture and to the right) has not been fire stopped through this 1 hour rated wall.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/RdzT3.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “...The hanger of the gas piping that penetrates the sheetrock of the swimming pool area. Notice that this penetration was not completely sealed and that it was not fire stopped.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1uizUW.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The gas piping that penetrates the sheetrock of the swimming pool area In addition, notice that the lower black iron pipe along with the two conduits (one blue and one metallic) were not fire stopped or sealed and that these pipes are located within the same stud cavity as the black iron gas piping (upper pipe).”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1eIXAd.St.138.jpeg|417
    DALE DAWSON -
    “... Inside the common wall between the men's public restroom and the swimming pool area. Notice that the hole through the sheet rock into the swimming pool area at the black iron gas line has not been fire stopped. This black iron gas pipe turns vertically and penetrated the concrete floor of room 225 and enters the wall next to the gas log fire place.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/VSIq8.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “... The black iron gas piping that penetrates the concrete floor of room 225 and into the wall next to the gas log fire place. This pipe has not been fire stopped.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/Wkrie.St.138.jpeg|525
    DALE DAWSON - State Board of Examiners
    “...Hand written notes found in the maintenance room.”
  • http://media.charlotteobserver.com/smedia/2013/12/13/11/28/1mxUcn.St.138.jpeg|417
    DALE DAWSON - State Board of Examiners
    “A close up... showing a hand written note for guest room 225 that says ‘Touch up, paint, bath ceiling & paint on wall paper. Grout and grout paint, white paint on entry door. C02 detector needs mounted.’”
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