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THE INFLUENCE OF DEPTH BEAM TO BENDING AND SHEAR CAPACITY ON SIMPLE BEAM Samuel Layang
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 OPTIMIZATION OF REINFORCING STEEL BY IRON FIBER (LATHE WASTE) AND OFFSET TECHNIQUE AT THREE-DIMENSIONAL PORTAL Samuel Layang; Wiratno
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 3 No. 2 (2015): Journal Balanga Edisi Juli-Desember 2015
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

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Abstract

The objective of this study is to determine the effect of metal fibres (lathe waste) usages and offset technique at three-dimensional portals to the reinforcement wide. The study was conducting by experimental in laboratory. This experiment is arranged by testing of 25 cylindrical concretes (size 15 cm x 30 cm) under mix design method of SNI 03-2834-2000 (The procedure of making a normal concrete mix plan). All concrete cylinders were tested at 28 days of age in order to obtain an actual compressive strength. The ultimate moment capacity of three-dimensional portal is analyzed by STAAD Pro 2004 engineering computer program. The results of test shows that the compressive strength on concrete with 8% steel fibres is increased up to 45.46%. And the reinforcement wide were decresing up to 1.87% (pedestal level 1); 2.95% (pedestal level 2); 2.67% (field level 1) and 3.99% (field level 2). The beams which only using the offset technique will save the use of steel amounted to 17.81% (pedestal level 1); 18.25% (pedestal level 2); 2.38% (field level 1) and 2.80% (field level 2). Beams that used iron fibres and the offset technique will save the use of steel amounted to 18.25% (pedestal level 1); 20.18% (pedestal level 2); 4.92% (field level 1) and 6.55% (field level 2). Its decresing wide was showing on statics analisys and caculation of reforcing steel requirement.
THE BENDING CAPACITY OF CONCRETE BEAM DUE TO ADDITION OF IRON FIBER (WASTE OF LATHE MACHINE) Samuel Layang; Wiratno
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 4 No. 2 (2016): Journal Balanga Edisi Juli-Desember 2016
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

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Abstract

This research aimed to determine the effect of iron fibers (waste of lathe machine) to the capacity of flexure in normal concrete mix. This research uses test specimen of 15 pieces cylindrical (size 15 cm x 30 cm) and 9 lengths of beam (length x width x height: 60 cm x 15 cm x 15 cm). Concrete mix are designed complying to SNI 03-2834-2000 on Procedures Mix Concrete Manufacturing Plan for Normal. Concrete cylinders were tested at 28 days to get the actual compressive strength. Concrete beams were tested based on ISO 4431:2011 test method for flexural strength of normal concrete by two point loading at 28 days to obtain a flexural strength, fracture patterns that occur. Based on the test results of concrete cylinders, the average value of compressive strength for each variation of the mixture is 14.58 MPa (fiber content 0%); 10.80 MPa (fiber content 8%); 13.60 MPa (the fiber content of 10%). Flexure testing results for each variation of the mixture was 1.87 MPa (fiber content 0%); 1.64 MPa (fiber content 8%); 1.78 MPa (fiber content 10%). The pattern of cracks that occur in all the beams show the same results that the crack caused by the bending effect. Cracks occurred in the middle of the beam span that starts from the bottom side experiencing gravity and move toward the top and finish with the breaking of the beam.
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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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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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%.
APPLICATION OF GOOGLE CLASSROOM-BASED BLENDED LEARNING MODEL IN CREATIVE PRODUCT AND ENTREPRENEURSHIP LEARNING SUBJECTS IN SMK NEGERI 1 PALANGKA RAYA Erin Kristina; Pantur Pandiangan; Samuel Layang
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 8 No. 2 (2020): Journal Balanga Edisi Juli-Desember 2020
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37304/balanga.v8i2.2008

Abstract

This study aims to determine student learning outcomes and student responses using the Google classroom-based Blended Learning method. This research is a descriptive study with a quantitative approach. The research sample was 26 students of class XII KGSP SMK N 1 Palangka Raya academic year 2019/2020. The research instrument was a learning outcome test and a questionnaire. The learning outcome test is in the form of multiple-choice consisting of a pre-test and a post-test. The results showed that classical completeness at the pre-test was 3.85%, and after applying the Blended Learning Model (post-test), classical completeness was 100%. Student response to the use of Google Classroom was 76.27% which is categorized as a very strong response.
FIBER REINFORCED POLYMER AS A REINFORCING MATERIAL FOR CONCRETE STRUCTURES Samuel Layang
BALANGA: Jurnal Pendidikan Teknologi dan Kejuruan Vol. 9 No. 1 (2021): Journal Balanga Edisi Januari-Juni 2021
Publisher : Jurusan Pendidikan Teknologi dan Kejuruan, FKIP, Universitas Palangkaraya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37304/balanga.v9i1.3276

Abstract

Concrete is one of the materials that is widely used in various structural works because it has advantages, especially it has high compressive strength and is easy to form. However, concrete can also be damaged by physical, chemical, mechanical and excessive loads. Damaged concrete structures must be repaired and strengthened immediately to prevent further damage that can lead to structural failure. One of the materials that can be used for structural reinforcement is Fiber Reinforced Polymer (FRP). FRP is a composite material made of three basic components, namely fiber, polymer and additives. FRP has advantages such as having high strength, light weight, corrosion resistance, easy installation, requiring little or no scaffolding. FRP is very well used to increase the capacity of structures in buildings that are undergoing changes in function