Attachment_1-_Site_Photographs_Lead.pdf

Indoor/Outdoor Environmental, LLC Page

ATTACHMENT 1: SITE PHOTOGRAPHS

Photograph 1: View of the east end of the south truss on the Two Mile Creek Bridge, showing the location of test LBP1.A.

Photograph 2: Close up view of test LBP1.A, which indicates the paint is Positive for Lead.

Photograph 3: Close up view of test LBP1.B, which indicates the paint is Positive

Photograph 4: View near the west-center of the north truss on the Two Mile Creek Bridge, showing the location of test LBP2.A.

Photograph 5: Two Mile Creek Bridge: Close up view of test LBP2.A; The pink color indicates the paint is Positive for Lead.

Photograph 6: Two Mile Creek Bridge: Test location LBP2.A on a replacement diagonal (left), next to an original diagonal with silver paint (right).

Photograph 7: Two Mile Creek Bridge: Close up view of test location LBP2.B, from a diagonal near the east end of the south truss; The pink indicates Positive

Photograph 8: Two Mile Creek Bridge: Close up view of test location LBP3.A, where paint chips were removed from white paint on a wood rail post near the east end on the north-facing side of the south truss.

Photograph 9: Two Mile Creek Bridge: Close up view of test location LBP3.A, where paint chips were removed from white paint on a wood rail post near the west end on the south-facing side of the north truss.

Photograph 10: Two Mile Creek Bridge: Test for chips from locations LBP3.A and LBP3.B showing pink reactions with the white paint chips indicating Positive for Lead.

Photograph 11: Two Mile Creek Bridge: Test for location LBP4.A on the north end of the east beam over the east abutment, showing pink reaction with the paint indicating Positive for Lead.

Photograph 12: Two Mile Creek Bridge: Test for location LBP4.B on the south end of the west beam over the west abutment, showing pink reaction with the paint indicating Positive for Lead.

Photograph 13: Two Mile Creek Bridge: Test for location LBP5.A in the center of a beam sistered to the east beam over the east abutment, showing little to no reaction with the paint suggesting Negative for Lead. Lead Chromate Test Conducted.

Photograph 14: Two Mile Creek Bridge: Test for location LBP5.B on the south end of the west beam over the west abutment, showing little reaction with the paint suggesting possibly positive for Lead. Lead Chromate Test Conducted.

Photograph 15: Two Mile Creek Bridge: Confirmation tests for locations LBP5.A and LBP5.A confirming that the reagents had properly activated for both swabs.

Photograph 16: Two Mile Creek Bridge: Lead Chromate Test results for LBP5.A and LBP5.B. The test for location LBP5.B had a slightly pinkish color, suggesting a reaction indicating the presence of Lead.

Photograph 17: Two Mile Creek Bridge: Sample LBP6.A, Black coating, was removed from this damaged post near the west end of the north truss. The lab detected a Lead concentration of 8.9% Lead by weight in the material.

Photograph 18: Two Mile Creek Bridge: Location for sample LBP6.B, at the west end of the south truss. The lab detected a Lead concentration of 1.3% Lead by weight in the material.

Photograph 19: View of the California Creek Bridge looking north, showing the white rails and posts on the east side of the bridge.

Photograph 20: California Creek Bridge: Location of test LBP1.A on the north side of the northeast end Rail Post (photo is rotated 90% to the right), showing a pink reaction with the paint indicating Positive for Lead.

Photograph 21: California Creek Bridge: Test location LBP1.B on the west side of the upper west rail, showing no reaction after being swabbed, suggesting the paint is Negative for Lead.

Photograph 22: California Creek Bridge: The strong pink reaction to the confirmation sheet (bright pink circle) confirms the swab was active, suggesting the paint is Negative for Lead.

Photograph 23: California Creek Bridge: Test location LBP1.C, near the center of the west side of the east rail, showing not reaction, suggesting the paint is Negative for Lead.

Photograph 24: California Creek Bridge: Test location LBP1.C, center of the west side of the east rail. The strong pink reaction to the confirmation sheet (bright pink circle), confirms the swab is active suggesting the paint is Negative for Lead.