LAMPIRAN A PEMERIKSAAN AGREGAT HALUS. Universitas Sumatera Utara

Transcription

1 LAMPIRAN A PEMERIKSAAN AGREGAT HALUS

2 SIEVE ANALYSIS OF FINE AGGREGATE FOR CONCRETE MATERIAL (ASTM C a) Ref. No. : - Project : Tugas Akhir Muhadri Syahputra Material : Natural Sand From Binjai : Muhadri Syahputra - M. Yusuf Saleh Tested by Nst Cumulative (No.) Weight Weight Weight (%) Retained Passing (gram) (gram) (gram) (%) (%) 9.50 (3/8 - in) (No. 4) (No. 8) (No. 16) (No. 30) (No. 50) (No. 100) Pan Total Fineness Modulus (FM) = Good gradation class: fine 2.2<FM<2.6 medium 2.6<FM<2.9 coarse 2.9<FM< = 2.88 Medan, 20 April 2011 ENGINEERING FACULTY - USU CONCRETE LABORATORY ( Fahim Ahmad )

3 SPECIFIC GRAVITY AND ABSORPTION OF FINE AGGREGATE UNIT WEIGHT OF FINE AGGREGATE FOR CONCRETE MATERIAL ASTM C 29/C 29M 90 Ref. No. : - : Tugas Akhir Muhadri Project Syahputra : Natural Sand From Material Binjai Tested by : Muhadri Syahputra - M. Yusuf Saleh Nst Room Temperature ( 0 C) Water Temperature ( 0 C) Mass of the Measure (kg) 0.46 Mass of the Water (A) (kg) 1.85 Unit Weight of the Water (B) (kg/m 3 ) Correction Factor : C =(B/A) Maximum diameter of Aggregate (mm) Result of Testing Weight Shoveling Rodding Procedure Procedure Sample I Sample II Total Average Net Weight (G) Unit Weight (G*K) [kg/m 3 ] Medan, 20 April 2011 ENGINEERING FACULTY - USU CONCRETE LABORATORY ( Fahim Ahmad )

4 Ref. No. : - Project Material Tested by : Tugas Akhir Muhadri Syahputra : Natural Sand From Binjai FOR CONCRETE MATERIAL (ASTM C ) : Muhadri Syahputra - M. Yusuf Saleh Nst Sampl e I Sampl e II Avera ge Weight of saturated-surface-dry test specimen, g (S) Weight of pycnometer with specimen and water to calibration mark, g (C) Weight of oven-dry test specimen in air, g (A) Weight of pycnometer filled with water, g (B) Bulk Specific Gravity = A (B + S - C) Bulk Specific Gravity (Satureted-Surface- Dry) = S (B + S - C) Apparent Specific Gravity = A (B + A - C) Absorption, % = (S - A)x A Medan, 20 April 2011 ENGINEERING FACULTY USU CONCRETLABORATORY ( Fahim Ahmad )

5 MATERIAL FINER THAN 75- m (No. 200) IN MINERAL AGGREGAT BY WASHING FOR CONCRETE MATERIAL ASTM C Ref. No. : - : Tugas Akhir Muhadri Project Syahputra Material : Natural Sand From Binjai Tested by : Muhadri Syahputra - M. Yusuf Saleh Nst Sample I Sample II Average Original dry mass of sample, g Dry mass of sample after washing, g Mass of material finer than 75- m (No. 200) sieve by washing, g Percentage of material finer than 75- m (No. 200) sieve by washing, % Medan, 20 April 2011 ENGINEERING FACULTY - USU CONCRETE LABORATORY ( Fahim Ahmad )

6 LAMPIRAN B PEMERIKSAAN AGREGAT KASAR

7 SIEVE ANALYSIS OF COARSE AGGREGATE FOR CONCRETE MATERIAL (ASTM C a & ASTM D ) Project Material Tested by : Tugas Akhir Muhadri Syahputra : Crushed Stone From Patumbak : Muhadri Syahputra - M. Yusuf Saleh Nst Sieve Dia. (mm) Retained Fraction Sample 1 Weight Sample 2 Total Weigh Weight t (%) Cumulative Retaine d Passin g (gram) (gram) (gram) (%) (%) 38.1 mm mm mm mm mm mm mm mm mm Pan Total Fine Modulus (FM) = 7.00 Medan, 20 April 2011 ENGINEERING FACULTY - USU CONCRETE LABORATORY ( Fahim Ahmad )

8 UNIT WEIGHT OF COARSE AGGREGATE FOR CONCRETE MATERIAL ASTM C 29/C 29M - 90 Project Material Tested by : Tugas Akhir Muhadri Syahputra : Crushed Stone From Patumbak : Muhadri Syahputra - M. Yusuf Saleh Nst 1. Calibration of Measure Room Temperature ( 0 C) Water Temperature ( 0 C) Mass of the Measure (kg) 5.20 Mass of the Water (A) (kg) 9.30 Unit Weight of the Water (B) (kg/m 3 ) Correction Factor : C =(B/A) Maximum diameter of Aggregate (mm) Result of Testing Weight Rodding Procedure Shoveling Procedure Sample I Sample II Total Average Net Weight (G) Unit Weight (G*K) [kg/m 3 ] Medan, 20 April 2011 ENGINEERING FACULTY - USU CONCRETE LABORATORY ( Fahim Ahmad )

9 SPECIFIC GRAVITY AND ABSORPTION OF COARSE AGGREGATE FOR CONCRETE MATERIAL (ASTM C ) Project Material Tested by : Tugas Akhir Muhadri Syahputra : Crushed Stone From Binjai : Muhadri Syahputra - M. Yusuf Saleh Nst Sample I Sample II Averag e Weight of saturated-surface-dry test sample in air, g (B) Weight of saturated test sample in water, g (C) Weight of oven-dry test sample in air, g (A) Bulk Specific Gravity = A (B - C) Bulk Specific Gravity (Satureted- Surface-Dry) = B (B - C) Apparent Specific Gravity = A (A - C) Absorption, % = (B - A)x A Medan, 20 April 2011 ENGINEERING FACULTY - USU CONCRETE LABORATORY M. Yusuf Saleh Nst

10 MATERIAL FINER THAN 75- m (No. 200) IN MINERAL AGGREGAT BY WASHING FOR CONCRETE MATERIAL ASTM C Project Material Tested by : Tugas Akhir Muhadri Syahputra : Crushed Stone From Binjai : M. Yusuf Saleh Nst : Malviin Vernando Tarigan Sample I Sample II Average Original dry mass of sample, g Dry mass of sample after washing, g Mass of material finer than 75- m (No. 200) sieve by washing, g Percentage of material finer than 75- m (No. 200) sieve by washing, % Medan, 20 April 2011 ENGINEERING FACULTY - USU CONCRETE LABORATORY ( Fahim Ahmad )

11 RESISTANCE TO DEGRADATION OF COARSE AGGREGATE BY ABRASION AND IMPACT IN LOS ANGELES MACHINE (ASTM C & ASTM C ) Project Material Tested by : Tugas Akhir Muhadri Syahputra : Crushed Stone From Patumbak : Muhadri Syahputra - M. Yusuf Saleh Nst Sample I Sample II GRADING OF TEST SAMPLES B B SIEVE Original Final Original Final (mm) Weight Weight Weight Weight Passing Retained (gr) (gr) (gr) (gr) Total Weight of material passing Sieve No Loss percentage (%) Medan, 20 April 2011 ENGINEERING FACULTY - USU CONCRETE LABORATORY ( Fahim Ahmad )

12 LAMPIRAN C PEMERIKSAAN POLYPROPYLENE

13 UNIT WEIGHT OF POLYPROPYLENE Ref. No. : - : Tugas Akhir Muhadri Project Syahputra : Natural Sand From Material Binjai Tested by : Muhadri Syahputra - M. Yusuf Saleh Nst Room Temperature ( 0 C) Water Temperature ( 0 C) Mass of the Measure (kg) 0.46 Mass of the Water (A) (kg) 1.89 Unit Weight of the Water (B) (kg/m 3 ) Correction Factor : C =(B/A) Maximum diameter of Aggregate (mm) Result of Testing Rodding Procedure Weight Shoveling Procedure Sample I Sample II Total Average Net Weight (G) Unit Weight (G*K) [kg/m 3 ] Medan, 20 April 2011 ENGINEERING FACULTY - USU CONCRETE LABORATORY ( Fahim Ahmad )

14 LAMPIRAN D PERHITUNGAN MIX DESIGN

15 CONCRETE MIX DESIGN K-350 Proje ct Ceme nt Fine Aggregates Coarse Aggregates Water Slump : Tugas Akhir M. Yusuf : Semen Padang Type I : Natural Sand From Binjai : Crushed Stone From Patumbak : PDAM : 6 s/d 18 cm Strengh t : 175 Deviati on : 55 In situ streght required [kg/cm2] I. Water Cement Ratio Design Standard water cement ratio 0.5 Type of Age days streght of concrete (kg/cm 2 ) Coarse Aggegates Gravel Crushed Stone Based wcf graph for trial mix 0.61 Correction coefficient for laboratory Maximum wcf 0.60 water cement factor : 0.58 II. Free water design (kg/m 3 ) A g r e g a t e s maks type 0-1 cm 1-3 cm 3-6 cm 6-18 cm

16 10 mm 20 mm 40 mm Uncrushed Crushed Uncrushed Crushed Uncrushed Crushed Free water design Cement Using Cement minimum ltr/m 3 beton kg/m 3 beton kg/m 3 beton III. Aggregate Classification Sieve Diameter Passing Percentage Aggregates mm I II III IV

17 % pass Zona I Sieve Diameter % pass Zona II Sieve Diameter % Pass Zona III Sieve Diameter % pass Zona IV Sieve Diameter Zone classification maximum Zone of I II III IV aggregate sand diameter factor (%) 20 % min % maks Sand / Aggregates = 34 % to 42 % from total aggregates

18 IV. Composition of Mix Aggregate Stockpile aggregates composition Sieve Diamet er Coarse Design composition c o m p o s i t i o n sand Aggregate pasir agr Passing mm % % kasar fractio n comulati ve Ratai n Finenes Modulus 5.34 % Pass Grading Limit For Mix Aggregates ( Max = 25 mm) Sieve Diameter Cement using corection 0.5 kg/m 3

19 Cement using Volume pasta Aggregates volume kg/m liter liter Aggregates composition Fine a g r e g a t coarse Agregat campura n 1. Bulk Specific Gravity (SSD) Aggregates composition % Bulk specific grafity for mix aggregate Weight of total aggregates [kg] Weight every [kg] aggregates 0 Final Concrete Composition in SSD condition Cement Sand Coarse Aggregate Water liter liter liter liter kg/m 3 kg/m 3 kg/m 3 kg/m Koreksi Air, Pasir, dan Kerikil Absorbsi air pada agregat halus (Ca) Absorbsi air pada agregat kasar (Da) Kandung air pada agregat halus (Ck) Kandung air pada agregat kasar (Dk) 3.09 % 3.31 % 1.00 % 0.50 % Komposisi Adukan beton rencana dengan

20 agregat Semen Pasir Agr kasar Air liter liter liter liter kg/m kg/m kg/m kg/m