| A |
|
| (angled) snowbreak fin |
(角度をつけた)防雪板 |
| a snow fence with void ratio of xx% |
空隙率xx%の吹きだめ柵 |
| accidents during winter |
冬期事故 |
| amount of snow at snowdrifts, amount of snow settled in snowdrifts |
吹きだまり量 |
| area of abrupt topographic change |
地形の急変箇所 |
| area with sufficient space for secondary snow-piling |
十分な二次堆雪空間を持つ範囲 |
| assessment of degree of danger due to blowing snow |
吹雪の危険度評価 |
| B |
|
| blower snow fence |
吹き払い柵 |
| blowing-snow control facilities |
吹雪対策施設 |
| blowing-snow control measures |
吹雪対策 |
| branch breaking |
枝抜け |
| C |
|
| canopy closure |
樹冠閉塞 |
| changes in road environment |
道路環境の不連続部 |
| collector snow fence |
吹き止め柵 |
| complementary snow control facilities |
併用防雪施設 |
| composition of tree species |
樹種構成 |
| curve section |
カーブ区間 |
| cut and fill |
盛土・切土 |
| cut and fill |
盛切土 |
| D |
|
| deciduous broadleaf |
落葉広葉樹 |
| deciduous broad-leaved tall tree |
落葉広葉樹高木 |
| deciduous coniferous tall tree |
落葉針葉樹高木 |
| deep cut |
深い切土 |
| defoliation |
落葉 |
| delineation facilities |
視線誘導施設 |
| distance from fence |
柵からの距離 |
| drift-free cut(s) |
防雪切土 |
| drifting snow |
巻き上げ雪 |
| driver reaction time |
ドライバーの反応時間 |
| E |
|
| eddy |
渦流 |
| effective soil layer |
有効土層 |
| electric equipment |
電気設備 |
| Environmental assessment |
環境調査 |
| environmental considerations |
環境配慮 |
| environmental pressure |
環境圧 |
| evaluate the priority of the route to receive blowing-snow control measures. |
吹雪対策のプライオリティ評価 |
| evaluate the route’s importance |
路線の重要度評価 |
| evergreen coniferous shrub/short or mid-height tree |
常緑針葉樹中低木 |
| evergreen coniferous tall tree |
常緑針葉樹高木 |
| F |
|
| facility development costs, and management costs |
施設整備費 |
| facility improvement |
施設改修 |
| fence height |
柵高 |
| fetch |
吹走距離 |
| field mouse extermination |
野鼠駆除 |
| fill for snowdrift control, fill for drift-snow control |
防雪盛土 |
| fins without holes |
無孔板 |
| first-generation trees |
先行木 |
| fixed-post delineator |
固定式視線誘導柱 |
| flat land on the windward side |
風上側平坦地 |
| foliage turning yellow |
黄葉 |
| function of the route |
路線機能 |
| G |
|
| gentle slope embankment , fill with gentle slope |
緩勾配盛土 |
| gradient of road |
道路勾配 |
| growth management system |
育成管理システム |
| H |
|
| height equivalent to average maximum snow depth |
最大積雪深相当の深さ |
| heights of snowbank , snowbank height |
雪堤高 |
| heterogeneous growth |
不均質な生育 |
| high-speed driving (on expressways) |
高速走行 |
| I |
|
| impassability and traffic congestion |
通行不能・渋停滞 |
| improvable soil |
改良可能な地盤 |
| improvement cutting |
除伐 |
| indigenous to Hokkaido |
北海道の自生種 |
| installation location |
設置位置 |
| installation spacing (straight section) |
設置間隔(直線区間) |
| intensity of blowing |
吹雪の程度 |
| investigation on snow control effects |
防雪効果把握調査 |
| L |
|
| landscaping woods |
景観林構成種 |
| lee drift |
風下の雪丘 |
| leeward edge of woods |
風下林縁 |
| length of lee drift at the snow fence |
吹きだめ柵の風下側吹きだまり雪丘長 |
| length of woods along highway when prevailing winds blow at an oblique angle |
主風が斜めの場合の林帯延長 |
| light emission system |
発光方式 |
| light wind region |
弱風域 |
| light-emitting delineator , self-emitting delineator |
自発光視線誘導標 |
| localized visibility changes |
視程変動局地性 |
| lower part of fence |
柵の下部 |
| M |
|
| management and maintenance operation |
維持管理 |
| maximum snow depth |
最深積雪 |
| median |
中央分離帯 |
| medium-height tree |
中木 |
| meteorological survey |
気象調査 |
| minimum effective thickness of soil layer |
最小有効土層厚 |
| mix of various attributes of drivers |
多様なドライバーの混入 |
| mix of various types of vehicle |
多様な車種の混在 |
| multiple lanes , multilane highways |
多車線 |
| N |
|
| narrow-band woods |
狭帯林 |
| natural woods |
自然林 |
| needle-leafed evergreen |
常緑針葉樹 |
| number of blowing-snow days |
吹雪日数 |
| numbers of road closures |
通行止め回数 |
| O |
|
| occurrence frequency of blowing snow |
吹雪頻度 |
| opposite flow |
逆流 |
| ordinary highway |
一般道 |
| orientation of access road |
取付道路の方向 |
| original ground |
現地盤 |
| P |
|
| permanent installations |
永久工作物 |
| planting density |
植栽密度 |
| poor visibility countermeasures |
視程障害対策 |
| possible to secure required slope length |
斜面長の確保可 |
| post |
支柱 |
| prevailing wind direction |
主風向 |
| prevailing wind in winter |
冬季の主風 |
| primary (species), primary trees |
基本林 (構成種) |
| primary trees |
基本林 |
| pruning |
剪定 |
| R |
|
| range of visibility |
視程距離 |
| reduced visibility from heterogeneous growth of trees |
樹木育成の不均質による視程障害の発生 |
| regional peculiarities |
地域事情 |
| renewal |
更新 |
| repair cost |
補修費 |
| required land area for installation |
(設置のための)用地条件 |
| required snowbreak range |
要防雪範囲 |
| retroreflective |
再帰反射 |
| rim woods |
林縁林 |
| road alignment (sight distance) |
道路線形(視距) |
| road patrol (record) |
道路パトロール(記録) |
| road shoulder edge |
路肩端 |
| road structure(s) |
道路構造(物) |
| roadside environment |
沿道環境 |
| roadside snow-piling space |
路側の堆雪スペース |
| S |
|
| saltating snow particles |
跳躍粒子(飛雪) |
| scenic landscape |
景観 |
| second-generation trees |
後継木 |
| selection of trees for felling |
伐木選定 |
| separation of surface wind |
地表風の剥離 |
| settlement |
堆積 |
| settling force |
沈降力 |
| short tree |
低木 |
| site condition |
立地条件 |
| slope maintenance |
法面維持 |
| snow accretion to road signs |
標識等への着雪 |
| snow and ice on road |
雪氷路面 |
| snow control facility |
防雪施設 |
| snow control facility installation plan |
吹雪対策計画 |
| snow control function |
防雪機能 |
| snow control mechanism |
防雪機構 |
| snow cover |
積雪 |
| snow depth on flat land |
平地積雪深 |
| snow fence |
防雪柵 |
| snow plowing and hauling |
除排雪 |
| snow smoke |
雪煙 |
| snow surface |
雪面 |
| snowbreak woods |
防雪林 |
| snowdrift countermeasures, snowdrift control measures |
吹きだまり対策 |
| snowdrift-control fill(s) |
盛土 |
| snowdrifts |
雪丘 |
| snow-piling area |
堆雪範囲 |
| snow-piling area |
堆雪幅 |
| snow-piling area |
堆雪幅 |
| snowstorm disaster |
吹雪災害 |
| solid barrier |
吹き上げ防止柵 |
| standard-width woods |
標準林 |
| status of delineator |
視線誘導施設の整備状況 |
| status of road and weather information provision |
道路・気象情報の提供状況 |
| structure of cross-section |
横断構造 |
| stunted growth |
成長停止 |
| subject of hazard |
被害対象 |
| successional trees |
後継木 |
| suitable planting time |
植栽適期 |
| supplementary planting |
補植 |
| survey on woods condition |
林況調査 |
| T |
|
| tall tree |
高木 |
| technical criteria |
技術基準 |
| technical information |
技術資料 |
| temperature condition |
温度条件 |
| temporary installations |
仮設 |
| thinning |
間伐、間引き |
| traditional collector snow fence , old-type collector snow fence |
吹きだめ柵 |
| traffic conditions |
交通状況 |
| transport rate of drifting snow |
吹雪量 |
| traveling environment |
走向環境 |
| tree arrangement |
植栽配置 |
| tree height |
樹高 |
| tree size |
樹木の大きさ |
| tree width |
枝張 |
| tree-protection works |
植栽保護工 |
| turbulent flow spot |
乱流域 |
| typical narrow-band woods |
狭帯林 |
| typical standard-width woods |
標準林 |
| U |
|
| underbrush thinning |
下草刈り |
| unimprovable soil |
改良不能な地盤 |
| upper part of fence |
柵の上部 |
| usable soil |
利用可能な地盤 |
| V |
|
| visibility deterioration |
視程の低下 |
| visibility meter |
視程計 |
| visual guidance tree(s) |
視線誘導樹 |
| void ratio calculation of |
の空隙率の算出 |
| W |
|
| weak wind area |
弱風域 |
| weather, snow and ice |
気象・雪氷 |
| when prevailing wind direction is XX degrees with respect to the road |
主風向がXX度の場合 |
| where angle between prevailing wind direction and road is small |
主風向が鋭角 |
| where prevailing wind direction is perpendicular to road |
主風向が直交 |
| while height of trees is low |
幼木時 |
| wind carrying blowing snow blows in where tree growth is hindered. |
生育不良個所へ風雪の吹き込み |
| wind velocity |
風速 |
| windward drift |
風上の雪丘 |
| windward edge of woods |
風上林縁 |
| wood age |
林齢 |
| woodland |
樹林帯 |
| X |
|
| xylem |
木材組織 |