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A COMPARISON OF THE FLEXURE BEHAVIOR OF NORMAL CONCRETE BEAM COMPILED BY GRAVEL AND CRUSHED STONE Samuel Layang; Wiratno
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 1 No. 1 (2013): Journal Balanga Edisi Januari-Juni 2013
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

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Abstract

This research purposed fordiscoverfigure of concrete beam flexure failure. Its concrete beams researched are composed by coarse grain aggregate of gravel and crushed stone. This research was conducted by 10 (ten) concrete cylinders (Ø15 cm x 30 cm) and 5 (five) concrete beams(60 cm x 15 cm x 15 cm). Normal concrete mix design is calculated by SNI 03-2834-2000 method.The result of this research has showed if average compressive strength of crushed stone concrete is 11.511 MPa and 12.449 MPa for gravel stoneconcrete. The average beam bending capacity of crushed stone concrete is 1.002kNm and 1.054 kNm for gravel stone concrete. The crack pattern of all tested beam considered similar. The crack occur was done in the middle of beam, moving by bottom to top which analogous to increasing load to the center of load. The failure of all tested beam are considered as flexure failure.
THE CAPACITY OPTIMIZATION OF BEAM ULTIMATE MOMENT ON PLANE FRAME Layang, Samuel
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 2 No. 1 (2014): Journal Balanga Edisi Januari-Juni 2014
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

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Abstract

The purpose of this research is to determine the effect of beam length on the ultimate moment occurs especially in plane frame that carries concentrated load and uniform load. This research used a plane frame as a model with calculating upon length of beam from center to center of column and clear length of beam. Concentrated load acting on the beam starting from 2.5 tons with an increase of 25% in two times respectively. Uniform force acts on the beam starting from 1 ton/m with an increase of 12.5% in two times respectively. The result of this research indicates that the plane frame that received concentrated load in level 1, the average reduction of ultimate moment is 6,070 % for live load and 6,811 % for combination load. On level 2, the average reduction of ultimate moment is 4,895 % for live load and 6,252 % for combination load. Plane frame with uniform load in level 1, the average reduction of ultimate moment is 11,458 % for live load and 11,316 % for combination load. On level 2, the average reduction of ultimate moment is 12,181 % for live load and 12,212 % for combination load.
THE INFLUENCE OF DEPTH BEAM TO BENDING AND SHEAR CAPACITY ON SIMPLE BEAM Layang, Samuel
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 3 No. 1 (2015): Journal Balanga Edisi Januari-Juni 2015
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

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Abstract

The purpose of this research is to find out the influence of depth beam to bending and shear capacity on simple beam. This research is using single span with length 6 m as a model.The width of the beam is constant (20 cm) and the depth of the beam have variation from 30 cm, 35 cm and 40 cm respectively.The load acting on the beamis selfweight, concentrated force and combination between selfweight and concentrated forced. The result of this research has showed that increasing of depth of beam will increase the bending and shear capacity. For the beamsthatonly account upon selfweight, increasing the depth ofbeam by 5 cm and 10 cm will increase the value of bending capacity 16.30% and 32.92% respectively. The beam thatonly accounts upon concentrated force, increasing the depth of beam by 5 cm and 10 cm will increasethe value of bending capacity36.11% and 77.78% respectively. The beamsthataccount upon selfweight and concentrated force, increasing the depth of beam by 5 cm and 10 cm will increase the value of bending capacity30.78% and 64.37% respectively. The beamsthat only account upon selfweight have the same shear capacity for all type of beam. The beamswhich only account upon concentrated force, increasing the depth of beam by 5 cm and 10 cm will increase the shear capacity value16.58% and 33.24% respectively. The beamsthat account upon selfweight and concentrated force, increasing the depth of beam by 5 cm and 10 cm will increase the value of shear capacity 11.08% and 21.12% respectively.
THE REQUIREMENT OF FLEXURAL REINFORCEMENT AREA BETWEEN SQUARE BEAM AND T BEAM BASED ON THE VARIATION OF STEEL YIELD STRENGHT Samuel Layang
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 5 No. 1 (2017): Journal Balanga Edisi Januari-Juni 2017
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

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Abstract

The purpose of this study is to determine the requirement of flexural reinforcement area between square beams and T beams. This study is using a space frame as a model with geometric shapes and symmetric loading. The requirement of flexural reinforcement needs is reviewed on the selfweight of structures, live loads and combined loads with the variations of steel yield strenght (fy) of 300 MPa, 350 MPa and 400 MPa. The result of this study indicate that the calculation of the requirement of the flexural reinforcement area which only takes into account the selfweight of the structure or live load gives the same result for square beams and T beams. However it gives different results for the combination load. The requirement of the flexural reinforcement area for T beam is 4% less than square beam. The analysis result is showing that the higher quality of steel used the needs of the area of reinforcement will reduce. The reduction that occurs for each variation of steel yield strength both on square beams and T beams is about 16.67%.
ECONOMIC REVIEW OF LIGHTWEIGHT STEEL USE FOR ROOF CONSTRUCTION ON CONSTRUCTION PROJECTS IN THE PALANGKA RAYA UNIVERSITY IN 2017 Samuel Layang
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 5 No. 2 (2017): Journal Balanga Edisi Juli-Desember 2017
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

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Abstract

This research aimed to determine the cost of roof construction using lightweight steel and wood on construction projects at the University of Palangka Raya year 2017. This study uses secondary data in the form calculation of the Budget Plan (RAB) and the price of wage units and materials that issued by the Government of Palangka Raya. The analyzing unit price based on the Regulation of Minister of Public Works and Public Housing of Republic of Indonesia No 28 / PRT / M / 2016 concerning Guidance of Unit Price Analysis of Work of Public Works Division. The unit price calculation of the wooden roof construction is using saddle roof model with span 6 m, horses use wood 5/10 with slope 300. Light steel isbusing canal profile with height 75 mm, width 35 mm and thick 0,75 mm. Based on the results of analysis and calculation, the roof construction cost which uses wood is Rp. 231,922.36/m2 and the roof construction cost using light steel of Rp. 184.021,98/m2. The cost of roof construction using light steel is cheaper 26,03% than wooden roof construction
ANALYSIS OF POWER TRANSFER SYSTEM AND MOVING SYSTEM IN MATIC BUGGY CAR Samuel Layang; Jhonni Rentas Duling; Airways P Siahan
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 6 No. 1 (2018): Journal Balanga Edisi Januari-Juni 2018
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

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Abstract

The buggy car is a vehicle possessing mini dimension boarded by single to four passenger seats in which it is able to provide the demand of transportation in industrial estates and plantations such as oil palm plantations. The massive need for a simple transportation to assist the specific human works in the area of plantations in Kalimantan is an appropriate reason to choose this technology. Based these, researchers focus to analyze a simple transportation model, inexpensive, however highly efficient land device for plantation works. This vehicle enormously expected to help the modes of transportation in general plantations and estates. Beside those, it can be an educational model in vocational education of university and college to enhance the student’s interest and skill to deepen the field of educational mechanical engineering. Furthermore the author and team attempt to design then analyze the mechanical drive system and power transmission of Buggy automobile with a simple construction and components that are easily found in the market. This research has conducted by implementing the experimental research type (True Experiment Research). By the results of analyzing the types of actuators, the type of power transmission and steering model for Buggy automobile, it has been obtained that the transmission system used is the CVT (Continually Variable Transmission) type that mechanical works based on engine speed and centrifugal force. Eventually the total weight of buggy car is 157 kg, minimum power at about 5,37 HP, Shaft diameter at around 55 mm, Pitch diameter of Gear spur (dp) integrated in differential gear is 48 mm. The total weight of the vehicle including the weight of the driver has a significant impact on engine performance. Overall, light vehicles must look better because the engine capacity is adjusted to the chassis
STUDY TO RIVER PORT FACILITIES OF TOURISM PURPOSE PALANGKA RAYA Wiratno; Samuel Layang
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 1 No. 2 (2013): Journal Balanga Edisi Juli-Desember 2013
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

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Abstract

This research objective is for investigates existing facilities of the River Port of Tourism Purpose, Palangka Raya according to Indonesian Article PP RI No. 61 / 2009 concerning Port. This research is arranged by main data collected from field investigation and secondary data from Dinas Perhubungan Provinsi Kalimantan Tengah (Board of Transportation Affair of The Central Kalimantan). The main stages in this research consist of data collecting and processing. Data of existing facilities are compared to required facilities by the PP RI No. 61/2009. Based on analysis result, the existing river port facilities have been not complying yet criteria of PP RI No. 61/2009 concerning Port. There were 14 of 26 requirements of the river port criteria not available or approximately more than 50% criteria uncomplying. It is important to renovate its river port facilities, especially to main facilities which connected to passenger security, safety and convenience. And the most important point to arrange are a regularly maintenance to its facilities.
UTILIZATION OF PALM OIL SHELL WASTE AS ALTERNATIVE ADDITIVES IN MANUFACTURING PAVING BLOCK Wiratno; Samuel Layang; Wandra Prima Pera
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 8 No. 1 (2020): Journal Balanga Edisi Januari-Juni 2020
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37304/balanga.v8i1.1678

Abstract

Palm shells are one of the wastes produced from the processing of crude palm oil in addition to empty fruit bunches and coir which account for 60% of oil production. Palm oil shell waste is widely used as active charcoal in the oil, rubber, sugar, and pharmaceutical industries. The potential of palm oil shell waste in Indonesia is very large considering the area of oil palm plantations which continues to increase every year. This study aims to determine the percentage of the addition of palm oil shell waste in the manufacture of paving blocks that provide optimum compressive strength and water absorption values from several variations of the addition of palm oil shell waste that replaces some of the fine aggregates. The study was carried out experimentally in a laboratory using a boxed specimen with a length of 20 cm, a width of 10 cm, a height of 6 cm by 40 pieces. The mixture uses a ratio of 1 cement and 5 sand with fas 0.3. Treatment of test specimens by immersion in water for further testing of compressive strength and absorption at the age of 28 days. Based on testing of the compressive strength of paving blocks with a percentage of 0%, 5%, 10%, 15% are respectively 8.08 MPa, 7.18 MPa, 6.46 MPa, 5.94 MPa. The value of paving block water absorption with a percentage of 0%, 5%, 10%, 15% are respectively 9.88%, 10.25%, 12.27%, 12.44%.
THE EFFECT OF INCREASING IRON FIBER OF LATHE ENGINE WASTE IN PRESSURE STRENGTH AND PULL STRENGHT OF CONCRETE SLIT Vansprik Hurowura; Samuel Layang
PARENTAS: Jurnal Mahasiswa Pendidikan Teknologi dan Kejuruan Vol. 1 No. 2 (2015): Journal Parentas Edisi Juli-Desember 2015
Publisher : Jurusan Pendidikan Teknologi Dan Kejuruan

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Abstract

Many research which has been done with a fiber in normal concrete fusion to increase the concrete press strengthespecially on the weakness of concrete quality on tensile strength. In Indonesia, steel and iron fiber utilitization (bendrat wire) on concrete fusion not yet to be known. Besides, making fiber suffered high cost especially making steel fiber that is very difficult because they have to be imported. To solve this problem, in this research iron fiber lathe engine waste that easy to find and more economic is used to change the steel and iron fiber utilization. It uses iron fiber lathe engine waste with a lenght of ± 6 cm and diameters of ± 8 mm, with the edges bent and with the presentate of 0%, 2%, 4%, 6%, and 8% to cement weight. For concrete without any improvement of iron fiber classified as the concrete with 0% iron fiber with the pressure trenght on f'c 25 MPa. The test speciment used in this reseach has cylinder shape and has 15 cm diameters and 30 centimeters on high. Test was arranged when it has been 14th and 28th days of curing to know the effect of iron fiber in compressive strength and tensile strength and increment percentage of iron fiber on lathe engine waste that is the most optimum. The result of research shows that the increasing of iron fiber on lathe engine waste on concrete fusion gives the effect of compressive strength and tensile strength, increase compressive strength of concrete on 46,64% on 14th day and 45,45% on 28th and increasing the compressive strength of concrete on 15,07% on 14th day and 23,07 % on 28th, compared with concrete without fiber has 8% on 14th and 28th. On 14th has 12,54 MPa compressive strength and 13,63 MPa on 28th whereas on 14th has 1,45 MPa tensile strength and 1,6 MPa on 28th. Althought the result of the test of compressive strength and pulling slit concrete showed an improvement but it has not yet to reach the target valve 25 MPa, because of several factor whether it is on physical factor, building process, maintenance,and the test and its equipment for research that has not to be perfect yet.
THE UTILIZATION OF THE WASTE OF CERAMIC SHERD AS SUBSTITUTE GRAVEL IN NORMAL CONCRETE TO COMPRESSIVE STRENGHT AND SPLIT TENSILE STRENGT OF CONCRETE Lepie; Samuel Layang
PARENTAS: Jurnal Mahasiswa Pendidikan Teknologi dan Kejuruan Vol. 2 No. 1 (2016): Journal Parentas Edisi Januari-Juni 2016
Publisher : Jurusan Pendidikan Teknologi Dan Kejuruan

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Abstract

The purpose of this research is to determine the compressive strength and split tensile strength of concrete using the waste of ceramic sherd. Ceramic was used to replace gravel as coarse aggregate with percentage of 0%, 25%, 50%, 75% and 100%. This study was an experimental study using cylindrical test objects measuring 15 cm in diameter and 30 cm high. The total number of specimen are 50 pieces consisting of 30 test specimens for compressive strength testing and 20 specimens for testing the split tensile strength. Testing was done by using a Universal Testing Materials at the age of 14 days and 28 days.Based on the test results of compressive strength at 14 days old, the values obtained compressive strength of an average 8.77 MPa, 9.84 MPa, 10.27 MPa, 11.07 MPa, 12.07 respectively for the percentage of ceramic sherd 0%, 25%, 50%, 75% and 100%. Results of testing compressive strength at 28 days obtained the compressive strength average 12.47 MPa, 12.20 MPa, 8.67 MPa, 11.57 MPa, 12.00 respectively for the percentage of ceramic sherd 0%, 25%, 50%, 75% and 100%. Results of testing the split tensile strength at 14 days old values obtained for tensile strength an average of 4.80 MPa, 6.30 MPa, 4.75 MPa, 6.30 MPa, 6.15 respectively for the percentage of ceramic sherd 0%, 25%, 50%, 75% and 100%. Results of testing the split tensile strength at 28 days showed that the value of tensile strength an average 5:55 MPa, 6.50 MPa, 4.90 MPa, 6.35 MPa, 7.55 respectively for the percentage of ceramic sherd 0%, 25%, 50%, 75% and 100%