Branch 3 Flashcards
General - the requirements in this section apply to all wood frame construction.
Sec 2516.(a)
2516 (b)
Preparation of building site, All stumps and roots shall be removed from the soil to a depth of at least 12 inches below the surface of the ground in the area to be ocupied by the building.
Protection against decay and termites wood support embrded in ground.
Under floor clearence
2516 (c)
Round headed borer or long horned borer
New House Boreres
Old houde borers
Cerambycidae
Lyctid beetle size of segments on antenae from enlarged club
1/8th to 1/4 inch long
Emergence hole size of a Lyctid beetles
1/32nd to 1/16th inch diameter
Lyctid beetles are a true powderpost?
True
How many eggs do Lyctid Beetles approx. Lay (s)
25-50 eggs in wood pores, cracks, creveces.
Lyctid beetles emerge at what season (s) in the year.
Winter or spring
Lyctid (s) , reinfest? True or false
True
Black ploycanon is what type genius/ specie
Bostrichidae
Black Polyaon is a false powderpost?
True or false
True
Black polycaon, black head is visable from above to _ to _ inch long.
1/2 to 1 inch long
What life cylce do the black polycaon have ?
Complete life cycle
Black polycaon eggs hatch in _ days, Larval stage lasts _ months, Pupates in _ days. Live about _ year
21, 9, 4, 1
Load cable Borrer is wgat genius ?
Powderpost
Brown or redish brown to black
Lead cable borrer
Frase is coarse like borax soap
Lead cable borrer
Lead cable borrer had what life cycle
Complete
Eggs hatch in 21 days
Lead cable borer
Larval stage lasts 9 months
Lead cable borer
Bark beetles what genius ?
Scolytidaw
Bark beetles reinfest ?
Do not reinfest (false)
Bark beetles frass looks like and color is?
Fine brownish - white. Sawdust like frass is pushed out of enteance borrows
Lyctid female lays approx. how many eggs and location?
In wood pores, cracks $ crevices.
Lyctid frass is what type ?
Talcum powder like.
