ABSTRACT Acetone (CH3COCH3) also known as 2-propanone or dimethyl ketone is a very important ketone derivative. This chemical is widely used as a solvent, because acetone is a good solvent for various gums, waxes, resins, fats, oils, dyes, and cellulose. Until now, no company has produced acetone in Indonesia either as a side product or as a main product. At this plant, acetone is made thr…
ABSTRACT One of the basics of building planning is drawing planning and the calculation of the Budget Plan (RAB). Plan drawings are needed to calculate RAB and also as a guide when carrying out work in the field. This RAB aims to be able to find out the details of the costs incurred by the building owner when constructing the desired building. The RAB calculation requires a reference in the fo…
ABSTRACT According to Mahardika (in M.Kautsar Nur Rochman, 2017) Road Transport Traffic Safety Facilities (KLLAJ) are all parts of the road and there are several criteria as considerations to optimize the safety of road users including traffic signs, road markings, traffic signaling devices. traffic, street lighting devices, controllers and road user safety devices. The purpose of installing r…
Motorcycles are vehicles that we commonly encounter in this modern era. Riding a motorbike at high speed is an act of violation as indicated in the Government Regulation through the Minister of Transportation (Menhub) Number 111 of 2015 concerning the setting of speed limits. Driving at high speed also poses a high risk of accidents. In the Riau University campus area there are still frequent c…
ABSTRACT Along with the development of technology in today's era, the internet is something that is needed by all aspects of human life because with the internet it is easy to communicate with people who are far away through various means of communication. PT. United Tracktors has implemented LAN and Wireless computer networks as a medium for exchanging data/information on public or commercial…
ABSTRACT Construction implementation can run smoothly and be completed on time, if construction management is carried out properly. Construction management can manage when the construction is carried out and when it is completed with the specified time calculation. This is done so that the construction can be carried out effectively, efficiently, and can be accounted for. One of the problems t…
ABSTRACT Maxim a company engaged online taxy that has invaded Pekanbaru in 2019. The development of Maxim as online transportation service in Pekanbaru is fairly rapid and accommodates lot of workers and is used as the main and side source of income by some drivers. The investment spent in the field of online transportation requires considerable costs, so it is necessary conduct research studi…
ABSTRACT The Kaiti Samo Irrigation Area is located in Kaiti Village to Batang Samo Village in Rokan Hulu Regency Riau Province's. Kaiti Samo irrigation consists of several connections between weirs, including the Kaiti weir, the Pegadis weir, and the Samo weir. The three weirs are watersheds that are close to each other but are not one stream. If the irrigation water supply cannot be separated…
ABSTRACT Food waste in the world has become a very big issue in various countries. According to the Food and Agricultural Organization (FAO), 1.3 billion tons of edible food annually is wasted. The Food and Agricultural Organization (FAO) said that Indonesia is in second place as the world's largest producer of food waste, namely 300 kg per person per year. At the same time, Indonesia is inclu…
ABSTRACT Technology at this time has such an important role in everyday life. Along with the times as well as technological developments, fast and accurate information will be needed, especially in the security sector so that it can support the performance of the sector. The security aspect is one of the aspects that is needed in this growing era, as is the case in the campus environment, where…
ABSTRACT LoRa technology has received a lot of attention in recent years. There are many success stories about using LoRa technology for the Internet of Things in various implementations. Several studies have found that the use of LoRa technology has the opportunity to be implemented in indoor-based applications. LoRa technology was found to be more stable and more resistant to environmental c…
ABSTRACT Teacher performance assessment is an assessment of each item of the teacher's main task activity. The problems in assessing the performance of teachers at SDN 001 Tagaraja so far are the length of the process of assessing teacher performance because the assessment criteria and the large number of teachers causes the school principal to have difficulty collecting teacher data because t…
ABSTRACT The development of navigation technology in the world has been very advanced, everyone will find it easier to find a position and find out objects, before navigation technology or called the Global Positioning System (GPS) everyone could only use the help of a compass, maps and natural properties to find out the position and objects by relying on the cardinal directions. The Global Po…
ABSTRACT Website Cv. Indoware is an online shop website that sells electronic robotics goods, with the process of buying and selling transactions online. A large number of consumer requests for transactions and the high sales traffic meant that this website was breached 2 times, which caused the website to go down and could not be accessed for 2 days. It is undeniable that there are many unsaf…
ABSTRACT Each region of Indonesia has its own distinct culture and handicrafts, such as the Riau Province. The Riau Malay songket weaving is one of the cultural artifacts from Riau that has survived to the present day. A core pattern, often known as the center flower, serves as a defining characteristic of each songket woven cloth, allowing one socket to be distinguished from another. However,…
ABSTRACT 5G technology aims to meet the need for high-speed wireless services. The Federal Communications Commission (FCC) has determined that the 28GHz frequency is.one of the.recommended frequency ranges for the.development of 5G technology. In designing this antenna, the patch used is rectangular in shape, which is designed so that the antenna can work.at a frequency.of 28.GHz. In addition,…
ABSTRACT To address the increasing demand for cellular data service technology, Indonesia is implementing 5G technology as part of the IMT-2020 agenda. One of the recommended 5G frequencies is the high band frequency of 28 GHz. The 28 GHz frequency band has the advantages of wide bandwidth, high data rate, high capacity, and low latency. However, the high use of the 28 GHz frequency band has t…
ABSTRACT In the progress of a region, it can be seen from economic growth that makes economic growth able to provide progress for the area, one of the factors of economic growth, namely from business activities both small and large. A business that has the potential to advance the economy is a business in the culinary field, where businesses in the culinary field are businesses that are often …
ABSTRACT Taman Karya Pekanbaru city’s road is a local secunder road connecting between the activity centers of Pekanbaru City . Where it has a road length of ± 1.5 kilometers, a lane width of 6 meters. The purpose of this study is to determine the types of damage and find out the index value of the bending pavement condition on Taman Karya Pekanbaru city’s road using the Pavement Conditio…