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OSSF Installer 2 License Exam 80+ (2025–2026 A+ Verified) Exam Questions | Verified Solutions | Correct Answer Keys

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This verified exam pack includes over 80 solved questions and answers for the Texas OSSF Installer II License Exam, updated for the 2025–2026 cycle. Topics include septic system design, aerobic treatment units, soil classification, hydraulic loading, site evaluation, maintenance protocols, and TCEQ regulations. Ideal for professionals seeking advanced certification in on-site sewage facility installation, with content aligned to official Texas environmental standards and reviewed by licensed experts.

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Institution
Ossf Installer 2
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Ossf installer 2










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Institution
Ossf installer 2
Course
Ossf installer 2

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Uploaded on
August 25, 2025
Number of pages
23
Written in
2025/2026
Type
Exam (elaborations)
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Questions & answers

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CERTIFIED



OSSF INSTALLER 2 LICENSE
EXAM
80+ (2025-2026 A+ Verified) Exam Questions | Verified
Solutions | Correct Answer Keys




100% Guaranteed Pass Rate




✓ Complete exam coverage:OSSF Installer 2 License Exam

✓ 100% Accurate & Verified Questions and Answers

✓ Reviewed by Subject Matter Experts

✓ Updated for current exam objectives

✓ Instant digital download after purchase




Trusted by thousands of students and professionals worldwide • © 2025-2026

,Questions

Question 1
The primary threat from malfunctioning OSSF systems is


Correct Answer
water born disease




Question 2
Wastewater disposal and OSSF systems are regulated in order to protect


Correct Answer
Public health and environment




Question 3
A ______ is a disease-causing microorganism


Correct Answer
Pathogen




Question 4
A groundwater chemical contaminant that can result from septic tanks and leachfields is which can cause_____in infants


Correct Answer

Nitrates and methoemoglobinmia

, Question 5
Statewide regulation of OSSF began in


Correct Answer

1989 Sept




Question 6
The state agency responsible for regulating OSSF is


Correct Answer

TECQ




Question 7
The desired method or level of OSSF regulation in Texas is _______regulation


Correct Answer
Local




Question 8
pH measures whether wastewater is ______\or_________


Correct Answer
Acidity Basicity




Question 9
List six diseases that might be transmitted by inadequately treated sewage .


Correct Answer
Typhoid Paratyphoid Polio meningitis Hepatitis Cholera

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