CE31: CONSTRUCTION MAERIALS AND TESTING
I.
INTRODUCTION
Understanding the moisture content of soil is crucial
in construction for ensuring structural integrity. This
experiment focuses on determining the moisture content of
soil samples using a standardized drying method, followed by
precise weighing to calculate the percentage of moisture
present.
Accurate moisture content determination is vital for
predicting the soil's strength, stability, and overall
performance in construction projects. This knowledge allows
engineers to make informed decisions, optimize material
usage, and prevent potential structural failures, ultimately
contributing to safer and more durable structures.
Share
II.
SPECIFICATION OF MATERIALS
1. Electrical Balance
- To measure the mass of an
object by balancing the force of
gravity acting on the object
against the force generated by an
electrical current.
2. Tray
- To hold, transport, or display
objects.
CE31: CONSTRUCTION MAERIALS AND TESTING
3. Laboratory Spatula
- Used for a variety of tasks in a
laboratory setting, especially when
handling powders, solids, and pastes.
4. Flying Tiger
-
Use for drying soil.
-
To light a fire.
5. Match
6. MOIST SOIL
- Primary instrument to be used in
this experiment.
CE31: CONSTRUCTION MAERIALS AND TESTING
III. PROCEDURES
1. Materials Preparation:
All necessary materials, excluding the soil sample,
were obtained two days prior to the experiment, as per the
instructor's guidelines. The soil sample was collected by a
designated group member from an approved off-campus location
and transported to the laboratory in a sealed container.
2. Initial Weighing:
Using a calibrated electronic balance, the empty
container was weighed and the reading was recorded. The soil
sample was then carefully added to the container, ensuring
the total weight exceeded 1050 grams. The combined weight of
the container and soil sample was recorded by the designated
lab assistant.
3. Controlled Drying using Alternative Method:
Using Flying Tiger, we did spread it all over the moist
soil and carefully ignite it. Thorough mixing with a spatula
was necessary to ensure even drying, but this process
presented a safety risk due to the open flame. Approximately
1.5 bottles of "Flying Tiger" were used, and the sample was
monitored for at least an hour to confirm complete dryness.
4. Final Weighing and Calculation:
Once the soil sample was surely dried and cooled to
room temperature, the team weighed it to obtain the data
required for calculating the moisture content. These
measurements were carefully recorded and documented.
IV.
RESULTS AND DISCCUSION
GATHERED DATA:
Weight of Container (g)
Weight of Moist Sample + Container (g)
Weight of Dry Sample + Container (g)
46.4
1050.3
869.0
CE31: CONSTRUCTION MAERIALS AND TESTING
RESULTS:
Moisture Content (%)
V.
22.04
CONCLUSION
We have successfully calculated the moisture content
of the soil samples using alternative method. The results not
only provide valuable insights into the soil's physical
properties but also equip engineers with the necessary
information to make informed decisions regarding material
selection and construction practices. By understanding and
managing moisture levels, we can enhance the strength and
stability of structures, thereby minimizing the risk of
structural failures and contributing to the overall integrity
of construction projects. Ultimately, this experiment
underscores the importance of moisture content analysis in
promoting safe and effective engineering practices.
VI.
DOCUMENTAION
CE31: CONSTRUCTION MAERIALS AND TESTING
SOUTH EAST ASIAN INSTITUTE OF TECHNOLOGY, INC.
National Highway, Crossing Rubber, Tupi, South Cotabato
College of Engineering
Department of Civil Engineering
CONSTRUCTION MATERIALS AND TESTING
LABORATORY REPORT NO. 2
DETERMINATION OF MOISTURE CONTENT USING
ALTERNATIVE METHOD
Submitted by:
RYNNHEART A. BAYOG
Submitted to:
ENGR. SHERWIN A. RETARDO JR.
Date Submitted:
CE31: CONSTRUCTION MAERIALS AND TESTING
APRIL 24, 2025