Texas Wastewater B exam

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Texas Wastewater B exam

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2024/2025

Institution Texas Wastewater B

Course Texas Wastewater B

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Texas Wastewater B examTexas Wastewater B examTexas Wastewater B examTexas Wastewater B examTexas Wastewater B examTexas Wastewater B examTexas Wastewater B examTexas Wastewater B examTexas Wastewater B exam

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Texas Wastewater B exam
ld ld ld

PrimaryldClarifiersld-ldcorrectldanswer-
Inldanldactivatedldsludgeldtreatmentldsystem,ldprimaryldtreatmentldprocessesldincludeldthe:

RemovalldofldInorganicldmaterialldfromldgritld-ldcorrectldanswer-
Inldaldwashingldgritldremover,ldtheldgritldisldmovedldslowlyldbyldscrewldconveyorsldupldanldinclinedldchannelldinldord
erldto?

90%ldorldaboveld-ldcorrectldanswer-
Anldefficientldprimaryldclarifierldisldexpectedldtoldremoveld?ldofldtheldinfluentldsettleableldsolids.

AdequateldDOldatldsurfaceldatldallldtimesld-ldcorrectldanswer-
Properldoperationldofldaldfacultativeldpondldsystemldrequiresldthat:,

Trueld-ldcorrectldanswer-
Theldamountldofldorganicldmatterldremovedldbyldaldtricklingldfilterldisldmostlylddependentldonldtheldrecirculationld
ratio

Bulkingld-ldcorrectldanswer-
Inldanldactivatedldsludgeldtreatmentldplant,ldaldSludgeldVolumeldIndexld(SVI)ldofld180ldwouldldindicate

ReseedldTheldAB,ldRemoveldsludgeldfromldFCld-ldcorrectldanswer-
Theldpurposeldofldreturningldtheldsolidsldfromldtheldbottomldofldtheldclarifierldtoldtheldaerationldtankldinldtheldactiv
atedldsludgeldprocessldisldto

Freeldswimmerldrotifersldstalkedldciliatesld-ldcorrectldanswer-Microscopicldexaminationldofldaldgood-
settlingldsludgeldshouldldshowldaldpredominanceldof:

Dissolvedldoxygenld(DO)ldorldoxygenldobtainedldfromldfoodldmaterialsldsuchldasldsulfateldorldnitrateld-
ldcorrectldanswer-

Whenldnitrificationldtakesldplaceldinldtheldactivatedldsludgeldprocess,ldfacultativeldbacterialduse

Primaryldclarifiersld-ldcorrectldanswer-
Inldanldactivatedldsludgeldprocess,ldtheldresultsldofldaldmixedldliquorldsettlingldtestldindicateldthatldtheldsupernatan
tldofldtheldmixedldliquorldsampleldisldclear,ldbutldtheldsupernatantldofldtheldplantldeffluentldsampleldisldturbid.ldThes
eldtestldresultsldindicateldthatldtheldproblemldisldoccurringldinldthe?

LowldC02ldhighldMethaneld-ldcorrectldanswer-
Oneldindicationldthatldanldanaerobiclddigestionldfacilityldisldimprovingldwouldldbe?

Falseld-ldcorrectldanswer-
Theldtermsld"lowldrate"ldandld"highldrate"ldwhenldusedldinldreferenceldtoldtheldanaerobiclddigesterldreferldtoldtheldr
ateldofldstabilizationldofldtheldrawldsludge?

Controlldodor,ldReduceldBODld,Controlldfoaming,ldAidldinldsludgeld-ldcorrectldanswer-
Besideslddisinfection,ldchlorinationldcanldbeldusedldinldwastewaterldtreatmentldprocessesldto?

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Uploaded on: November 21, 2024
Number of pages: 4
Written in: 2024/2025
Type: Exam (elaborations)
Contains: Unknown

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