目第１章
1.1

次CLT 建築物 ································································································ 1 - 1

CLT 建築物の沿革 ······························································································· 1 - 1

1.1.1 海外における沿革 ·························································································· 1 - 11.1.2 国内における沿革 ·························································································· 1 - 41.2

CLT パネル工法の特徴 ························································································· 1 - 101.2.1CLT パネル工法の構造形式 ·············································································· 1 - 10

1.2.2

CLT 建築物の長所、特徴 ················································································· 1 - 14

1.2.3 他構造との混構造 ·························································································· 1 - 16
1.3 意匠・構造計画 ··································································································· 1 - 181.3.1 意匠計画 ······································································································ 1 - 181.3.2 構造計画 ······································································································ 1 - 221.4 実例紹介 ············································································································ 1 - 271.4.1 海外事例 ······································································································ 1 - 271.4.2 国内事例 ······································································································ 1 - 33

第２章
2.1

CLT の材料特性 ························································································· 2 - 1

CLT の定義 ········································································································ 2 - 12.1.1 適用の範囲 ··································································································· 2 - 12.1.2 定義 ············································································································ 2 - 12.1.3 各部名称の定義 ····························································································· 2 - 22.1.4 用語の定義 ··································································································· 2 - 32.1.5 ラミナの品質 ································································································ 2 - 42.1.6

CLT パネルの構成·························································································· 2 - 42.1.7 使用環境と接着剤 ·························································································· 2 - 52.1.8 ラミナの構成 ································································································ 2 - 52.2

CLT パネルの製造 ······························································································· 2 - 62.2.1 ラミナに使える樹種 ······················································································· 2 - 62.2.2

CLT パネルの製造工程 ·················································································· 2 - 62.2.3 検査及び試験 ································································································ 2 - 112.3

CLT パネルの加工 ······························································································· 2 - 122.3.1 成形加工 ······································································································ 2 - 122.3.2 仕口加工 ······································································································ 2 - 132.3.3

CLT パネル用加工機······················································································· 2 - 142.3.4

CLT パネルサイズの制約 ················································································· 2 - 152.3.5 ボルト類の標準孔あけ径 ················································································· 2 - 152.3.6 その他の留意点 ····························································································· 2 - 16i

2.3.7 製品・加工寸法、外観検査 ·············································································· 2 - 16
2.3.8 養生塗装・梱包・保管 ···················································································· 2 - 17

第３章 性能 ············································································································ 3 - 1 - 13.1 設計・施工の考え方 ····················································································· 3 - 1 - 13.1.1

CLT 構造 ····································································································· 3 - 1 - 1

3.1.2 各部位の説明 ································································································ 3 - 1 - 2
3.1.3

CLT に求められる性能と仕様 ··········································································· 3 - 1 - 7

3.1.4

CLT 工法の課題····························································································· 3 - 1 - 93.2

耐久性 ··········································································································· 3 - 2 - 1

3.2.1 耐久性確保の留意点 ······················································································· 3 - 2 - 13.2.2 材料の耐久性を確保するための措置 ·································································· 3 - 2 - 63.2.3 防水措置 ······································································································ 3 - 2 - 113.2.4 結露対策 ······································································································ 3 - 2 - 32
3.2.5 点検方法・維持保全 ······················································································· 3 - 2 - 33

3.3断熱計画 ······································································································· 3 - 3 - 13.3.1 断熱・気密・防露計画の考え方 ········································································ 3 - 3 - 13.3.2 標準施工例 ··································································································· 3 - 3 - 243.3.3

CLT パネルを下地材、化粧材として用いる場合 ··················································· 3 - 3 - 293.3.4

CLT 物性値（参考値）···················································································· 3 - 3 - 293.4

遮音 ·············································································································· 3 - 4 - 13.4.1 遮音設計 ······································································································ 3 - 4 - 13.4.2

CLT を用いた床版の床衝撃音遮断性能 ······························································· 3 - 4 - 93.4.3

CLT を用いた壁の空気音遮断性能 ····································································· 3 - 4 - 213.4.4 施工上の留意点と参考仕様例 ··········································································· 3 - 4 - 303.5歩行振動 ······································································································· 3 - 5 - 1

3.5.1 歩行振動とは ································································································ 3 - 5 - 1
3.5.2 歩行振動評価 ································································································ 3 - 5 - 3
3.5.3 実物件の床 CLT スパンと歩行振動評価 ······························································ 3 - 5 - 6
3.5.4 歩行振動が懸念される場合の予防対応策····························································· 3 - 5 - 15ii

第４章

防耐火の設計施工······················································································· 4 - 1

4.1 防火・準耐火構造(被覆型・燃えしろ)・耐火構造の告示仕様の解説 ······························· 4 - 24.1.1 防火構造（平 12 年建告第 1359 号） ································································· 4 - 34.1.2 準耐火構造(45 分：平 12 年建告第 1358 号、1 時間：平 27 年国交告第 253 号) ········· 4 - 44.1.3 耐火構造（1 時間：平 12 年建告第 1399 号） ······················································ 4 - 334.2 国土交通大臣認定仕様の解説 ················································································· 4 - 404.2.1 防火構造 外壁認定仕様 ················································································· 4 - 404.2.2 耐火構造 外壁認定仕様 ················································································· 4 - 434.2.3 耐火構造 間仕切壁認定仕様 ··········································································· 4 - 444.3 防火・準耐火・耐火構造 各部詳細解説 ·································································· 4 - 454.3.1 開口部 ········································································································· 4 - 454.3.2 貫通部（配管・配線） ···················································································· 4 - 53
4.3.3 コンセントボックス等 ···················································································· 4 - 56
4.3.4 バルコニー ··································································································· 4 - 62
4.3.5 燃えしろと防火被覆の取り合い（出隅・入隅部・連続壁部） ·································· 4 - 65
4.3.6 屋根開口（トップライト） ·············································································· 4 - 66
4.3.7 天井点検口 ··································································································· 4 - 68

第５章
5.1

接合 ············································································································ 5 - 1

CLT パネル工法における接合部の概要 ···································································· 5 - 1

5.2 告示で要求される接合部の性能 ·············································································· 5 - 25.3 ルート１に対応した接合部の強度性能 ····································································· 5 - 35.4 χ（クロス）マーク表示金物 ················································································· 5 - 55.5 χマーク表示金物の種類と配置 ·············································································· 5 - 65.6 χマーク表示金物の表面処理 ················································································· 5 - 125.7

CLT パネル工法における接合部試験・評価方法及び接合部データ等······························ 5 - 125.8 構造用合板張りを行う水平構面仕様 ········································································ 5 - 12第６章

施工 ············································································································ 6 - 16.1 施工計画・見積 ··································································································· 6 - 16.1.1 施工計画の概要 ····························································································· 6 - 16.1.2 施工計画 ······································································································ 6 - 16.1.3 見積・発注 ··································································································· 6 - 26.1.4 工程計画 ······································································································ 6 - 86.1.5 品質管理計画書の作成 ···················································································· 6 - 106.1.6 輸送計画 ······································································································ 6 - 106.1.7 受け入れ検査 ································································································ 6 - 126.1.8 建て入れ検査 ································································································ 6 - 12iii

6.2 建て方 ··············································································································· 6 - 146.2.1 建て方計画 ··································································································· 6 - 146.2.2 アンカーボルトの設置と精度確保 ····································································· 6 - 246.2.3 建て方 ········································································································· 6 - 286.2.4 建て方精度・書類 ·························································································· 6 - 396.3CLT パネル現し仕上げにおける電気配線 ································································· 6 - 426.3.1 電気配線を考慮した CLT パネル現し仕上げによる内装イメージ（推奨） ················· 6 - 426.3.2 電気配線の例 ································································································ 6 - 436.3.3 電気配線計画の例 ·························································································· 6 - 44
6.3.4

CLT パネルへの埋め込み配線例 ········································································ 6 - 46

6.3.5

CLT パネルのその他の配線例（露出配管） ························································· 6 - 49

関連資料iv